Home / 914,316.80-1,371,694.24-381,541.52

Finding the Fourth Proportional to 914,316.80, 1,371,694.24 and 381,541.52

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Solution

The fourth proportional to 914,316.80, 1,371,694.24 and 381,541.52 is: 572,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,316.80 : 1,371,694.24 = 381,541.52 : x
  2. Step 2: Convert to fraction form
    914,316.80/1,371,694.24 = 381,541.52/x
  3. Step 3: Cross multiply
    914,316.80x = 1,371,694.24 × 381,541.52
  4. Step 4: Simplify right side
    914,316.80x = 523,358,305,304.85
  5. Step 5: Solve for x
    x = 523,358,305,304.85/914,316.80
  6. Step 6: Final answer
    x = 572,403.68

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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.