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Finding the Fourth Proportional to 331,587.36, 497,234.88 and 94,876.32

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Solution

The fourth proportional to 331,587.36, 497,234.88 and 94,876.32 is: 142,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,587.36 : 497,234.88 = 94,876.32 : x
  2. Step 2: Convert to fraction form
    331,587.36/497,234.88 = 94,876.32/x
  3. Step 3: Cross multiply
    331,587.36x = 497,234.88 × 94,876.32
  4. Step 4: Simplify right side
    331,587.36x = 47,175,815,590.04
  5. Step 5: Solve for x
    x = 47,175,815,590.04/331,587.36
  6. Step 6: Final answer
    x = 142,272.66

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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.