Home / 942,432-1,414,101.60-469,158.72

Finding the Fourth Proportional to 942,432, 1,414,101.60 and 469,158.72

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Solution

The fourth proportional to 942,432, 1,414,101.60 and 469,158.72 is: 703,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,432 : 1,414,101.60 = 469,158.72 : x
  2. Step 2: Convert to fraction form
    942,432/1,414,101.60 = 469,158.72/x
  3. Step 3: Cross multiply
    942,432x = 1,414,101.60 × 469,158.72
  4. Step 4: Simplify right side
    942,432x = 663,438,096,605.95
  5. Step 5: Solve for x
    x = 663,438,096,605.95/942,432
  6. Step 6: Final answer
    x = 703,963.89

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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.