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Finding the Fourth Proportional to 893,310.16, 1,339,177.38 and 331,951

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Solution

The fourth proportional to 893,310.16, 1,339,177.38 and 331,951 is: 497,633.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,310.16 : 1,339,177.38 = 331,951 : x
  2. Step 2: Convert to fraction form
    893,310.16/1,339,177.38 = 331,951/x
  3. Step 3: Cross multiply
    893,310.16x = 1,339,177.38 × 331,951
  4. Step 4: Simplify right side
    893,310.16x = 444,541,270,468.38
  5. Step 5: Solve for x
    x = 444,541,270,468.38/893,310.16
  6. Step 6: Final answer
    x = 497,633.73

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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.