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Finding the Fourth Proportional to 497,496.60, 746,099.10 and 231,192.90

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Solution

The fourth proportional to 497,496.60, 746,099.10 and 231,192.90 is: 346,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,496.60 : 746,099.10 = 231,192.90 : x
  2. Step 2: Convert to fraction form
    497,496.60/746,099.10 = 231,192.90/x
  3. Step 3: Cross multiply
    497,496.60x = 746,099.10 × 231,192.90
  4. Step 4: Simplify right side
    497,496.60x = 172,492,814,616.39
  5. Step 5: Solve for x
    x = 172,492,814,616.39/497,496.60
  6. Step 6: Final answer
    x = 346,721.59

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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.