Home / 738,691.76-1,108,078.68-233,264.72

Finding the Fourth Proportional to 738,691.76, 1,108,078.68 and 233,264.72

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Solution

The fourth proportional to 738,691.76, 1,108,078.68 and 233,264.72 is: 349,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,691.76 : 1,108,078.68 = 233,264.72 : x
  2. Step 2: Convert to fraction form
    738,691.76/1,108,078.68 = 233,264.72/x
  3. Step 3: Cross multiply
    738,691.76x = 1,108,078.68 × 233,264.72
  4. Step 4: Simplify right side
    738,691.76x = 258,475,663,028.17
  5. Step 5: Solve for x
    x = 258,475,663,028.17/738,691.76
  6. Step 6: Final answer
    x = 349,910.04

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Similar ratio
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1.5x scale

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.