Home / 914,461.38-1,371,470.54-381,693.60

Finding the Fourth Proportional to 914,461.38, 1,371,470.54 and 381,693.60

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Solution

The fourth proportional to 914,461.38, 1,371,470.54 and 381,693.60 is: 572,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,461.38 : 1,371,470.54 = 381,693.60 : x
  2. Step 2: Convert to fraction form
    914,461.38/1,371,470.54 = 381,693.60/x
  3. Step 3: Cross multiply
    914,461.38x = 1,371,470.54 × 381,693.60
  4. Step 4: Simplify right side
    914,461.38x = 523,481,527,706.54
  5. Step 5: Solve for x
    x = 523,481,527,706.54/914,461.38
  6. Step 6: Final answer
    x = 572,447.93

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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.