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Finding the Fourth Proportional to 497,649.24, 746,473.86 and 123,672.24

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Solution

The fourth proportional to 497,649.24, 746,473.86 and 123,672.24 is: 185,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,649.24 : 746,473.86 = 123,672.24 : x
  2. Step 2: Convert to fraction form
    497,649.24/746,473.86 = 123,672.24/x
  3. Step 3: Cross multiply
    497,649.24x = 746,473.86 × 123,672.24
  4. Step 4: Simplify right side
    497,649.24x = 92,318,094,367.65
  5. Step 5: Solve for x
    x = 92,318,094,367.65/497,649.24
  6. Step 6: Final answer
    x = 185,508.36

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Double scale
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Similar ratio
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1.5x scale

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.