Home / 1,116,758.92-1,675,691.92-442,825.78

Finding the Fourth Proportional to 1,116,758.92, 1,675,691.92 and 442,825.78

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Solution

The fourth proportional to 1,116,758.92, 1,675,691.92 and 442,825.78 is: 664,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,758.92 : 1,675,691.92 = 442,825.78 : x
  2. Step 2: Convert to fraction form
    1,116,758.92/1,675,691.92 = 442,825.78/x
  3. Step 3: Cross multiply
    1,116,758.92x = 1,675,691.92 × 442,825.78
  4. Step 4: Simplify right side
    1,116,758.92x = 742,039,581,513.70
  5. Step 5: Solve for x
    x = 742,039,581,513.70/1,116,758.92
  6. Step 6: Final answer
    x = 664,458.16

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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.