Home / 747,404.54-1,120,831.70-587,792.32

Finding the Fourth Proportional to 747,404.54, 1,120,831.70 and 587,792.32

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Solution

The fourth proportional to 747,404.54, 1,120,831.70 and 587,792.32 is: 881,472.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,404.54 : 1,120,831.70 = 587,792.32 : x
  2. Step 2: Convert to fraction form
    747,404.54/1,120,831.70 = 587,792.32/x
  3. Step 3: Cross multiply
    747,404.54x = 1,120,831.70 × 587,792.32
  4. Step 4: Simplify right side
    747,404.54x = 658,816,265,272.54
  5. Step 5: Solve for x
    x = 658,816,265,272.54/747,404.54
  6. Step 6: Final answer
    x = 881,472.12

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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.