Home / 792,691.27-1,189,037.72-371,967.55

Finding the Fourth Proportional to 792,691.27, 1,189,037.72 and 371,967.55

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Solution

The fourth proportional to 792,691.27, 1,189,037.72 and 371,967.55 is: 557,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,691.27 : 1,189,037.72 = 371,967.55 : x
  2. Step 2: Convert to fraction form
    792,691.27/1,189,037.72 = 371,967.55/x
  3. Step 3: Cross multiply
    792,691.27x = 1,189,037.72 × 371,967.55
  4. Step 4: Simplify right side
    792,691.27x = 442,283,439,760.96
  5. Step 5: Solve for x
    x = 442,283,439,760.96/792,691.27
  6. Step 6: Final answer
    x = 557,951.70

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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.