Home / 482,016.80-723,021.56-145,056

Finding the Fourth Proportional to 482,016.80, 723,021.56 and 145,056

Calculator

Solution

The fourth proportional to 482,016.80, 723,021.56 and 145,056 is: 217,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,016.80 : 723,021.56 = 145,056 : x
  2. Step 2: Convert to fraction form
    482,016.80/723,021.56 = 145,056/x
  3. Step 3: Cross multiply
    482,016.80x = 723,021.56 × 145,056
  4. Step 4: Simplify right side
    482,016.80x = 104,878,615,407.36
  5. Step 5: Solve for x
    x = 104,878,615,407.36/482,016.80
  6. Step 6: Final answer
    x = 217,582.90

Related Problems

Find fourth proportional to 241,008.40, 361,510.78 and 72,528
Half scale
Find fourth proportional to 964,033.60, 1,446,043.12 and 290,112
Double scale
Find fourth proportional to 482,017.80, 723,023.06 and 145,057
Similar ratio
Find fourth proportional to 723,025.20, 1,084,532.34 and 217,584
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.