Home / 1,009,591-1,393,334-556,882

Finding the Fourth Proportional to 1,009,591, 1,393,334 and 556,882

Calculator

Solution

The fourth proportional to 1,009,591, 1,393,334 and 556,882 is: 768,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,591 : 1,393,334 = 556,882 : x
  2. Step 2: Convert to fraction form
    1,009,591/1,393,334 = 556,882/x
  3. Step 3: Cross multiply
    1,009,591x = 1,393,334 × 556,882
  4. Step 4: Simplify right side
    1,009,591x = 775,922,624,588
  5. Step 5: Solve for x
    x = 775,922,624,588/1,009,591
  6. Step 6: Final answer
    x = 768,551.45

Related Problems

Find fourth proportional to 504,795.50, 696,667 and 278,441
Half scale
Find fourth proportional to 2,019,182, 2,786,668 and 1,113,764
Double scale
Find fourth proportional to 1,009,592, 1,393,335.38 and 556,883
Similar ratio
Find fourth proportional to 1,514,386.50, 2,090,001 and 835,323
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.