Home / 930,831.20-1,394,934.60-574,787.60

Finding the Fourth Proportional to 930,831.20, 1,394,934.60 and 574,787.60

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Solution

The fourth proportional to 930,831.20, 1,394,934.60 and 574,787.60 is: 861,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,831.20 : 1,394,934.60 = 574,787.60 : x
  2. Step 2: Convert to fraction form
    930,831.20/1,394,934.60 = 574,787.60/x
  3. Step 3: Cross multiply
    930,831.20x = 1,394,934.60 × 574,787.60
  4. Step 4: Simplify right side
    930,831.20x = 801,791,110,890.96
  5. Step 5: Solve for x
    x = 801,791,110,890.96/930,831.20
  6. Step 6: Final answer
    x = 861,371.12

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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.