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Finding the Fourth Proportional to 331,677, 497,593.26 and 110,061

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Solution

The fourth proportional to 331,677, 497,593.26 and 110,061 is: 165,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,677 : 497,593.26 = 110,061 : x
  2. Step 2: Convert to fraction form
    331,677/497,593.26 = 110,061/x
  3. Step 3: Cross multiply
    331,677x = 497,593.26 × 110,061
  4. Step 4: Simplify right side
    331,677x = 54,765,611,788.86
  5. Step 5: Solve for x
    x = 54,765,611,788.86/331,677
  6. Step 6: Final answer
    x = 165,117.30

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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.