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Finding the Fourth Proportional to 404,702.38, 558,507.35 and 232,676.15

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Solution

The fourth proportional to 404,702.38, 558,507.35 and 232,676.15 is: 321,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,702.38 : 558,507.35 = 232,676.15 : x
  2. Step 2: Convert to fraction form
    404,702.38/558,507.35 = 232,676.15/x
  3. Step 3: Cross multiply
    404,702.38x = 558,507.35 × 232,676.15
  4. Step 4: Simplify right side
    404,702.38x = 129,951,337,733.86
  5. Step 5: Solve for x
    x = 129,951,337,733.86/404,702.38
  6. Step 6: Final answer
    x = 321,103.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.