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Finding the Fourth Proportional to 497,626.14, 746,439.74 and 123,649.14

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Solution

The fourth proportional to 497,626.14, 746,439.74 and 123,649.14 is: 185,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,626.14 : 746,439.74 = 123,649.14 : x
  2. Step 2: Convert to fraction form
    497,626.14/746,439.74 = 123,649.14/x
  3. Step 3: Cross multiply
    497,626.14x = 746,439.74 × 123,649.14
  4. Step 4: Simplify right side
    497,626.14x = 92,296,631,294.58
  5. Step 5: Solve for x
    x = 92,296,631,294.58/497,626.14
  6. Step 6: Final answer
    x = 185,473.84

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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.