Home / 1,009,069.20-1,392,526.40-550,180

Finding the Fourth Proportional to 1,009,069.20, 1,392,526.40 and 550,180

Calculator

Solution

The fourth proportional to 1,009,069.20, 1,392,526.40 and 550,180 is: 759,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,069.20 : 1,392,526.40 = 550,180 : x
  2. Step 2: Convert to fraction form
    1,009,069.20/1,392,526.40 = 550,180/x
  3. Step 3: Cross multiply
    1,009,069.20x = 1,392,526.40 × 550,180
  4. Step 4: Simplify right side
    1,009,069.20x = 766,140,174,752
  5. Step 5: Solve for x
    x = 766,140,174,752/1,009,069.20
  6. Step 6: Final answer
    x = 759,254.35

Related Problems

Find fourth proportional to 504,534.60, 696,263.20 and 275,090
Half scale
Find fourth proportional to 2,018,138.40, 2,785,052.80 and 1,100,360
Double scale
Find fourth proportional to 1,009,070.20, 1,392,527.78 and 550,181
Similar ratio
Find fourth proportional to 1,513,603.80, 2,088,789.60 and 825,270
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.