Home / 914,463.38-1,371,473.54-381,695.60

Finding the Fourth Proportional to 914,463.38, 1,371,473.54 and 381,695.60

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Solution

The fourth proportional to 914,463.38, 1,371,473.54 and 381,695.60 is: 572,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,463.38 : 1,371,473.54 = 381,695.60 : x
  2. Step 2: Convert to fraction form
    914,463.38/1,371,473.54 = 381,695.60/x
  3. Step 3: Cross multiply
    914,463.38x = 1,371,473.54 × 381,695.60
  4. Step 4: Simplify right side
    914,463.38x = 523,485,415,734.42
  5. Step 5: Solve for x
    x = 523,485,415,734.42/914,463.38
  6. Step 6: Final answer
    x = 572,450.93

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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.