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Finding the Fourth Proportional to 497,229.10, 745,843.65 and 164,805.10

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Solution

The fourth proportional to 497,229.10, 745,843.65 and 164,805.10 is: 247,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,229.10 : 745,843.65 = 164,805.10 : x
  2. Step 2: Convert to fraction form
    497,229.10/745,843.65 = 164,805.10/x
  3. Step 3: Cross multiply
    497,229.10x = 745,843.65 × 164,805.10
  4. Step 4: Simplify right side
    497,229.10x = 122,918,837,322.62
  5. Step 5: Solve for x
    x = 122,918,837,322.62/497,229.10
  6. Step 6: Final answer
    x = 247,207.65

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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.