Home / 747,609.15-1,031,693.72-461,014.59

Finding the Fourth Proportional to 747,609.15, 1,031,693.72 and 461,014.59

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Solution

The fourth proportional to 747,609.15, 1,031,693.72 and 461,014.59 is: 636,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,609.15 : 1,031,693.72 = 461,014.59 : x
  2. Step 2: Convert to fraction form
    747,609.15/1,031,693.72 = 461,014.59/x
  3. Step 3: Cross multiply
    747,609.15x = 1,031,693.72 × 461,014.59
  4. Step 4: Simplify right side
    747,609.15x = 475,625,855,026.30
  5. Step 5: Solve for x
    x = 475,625,855,026.30/747,609.15
  6. Step 6: Final answer
    x = 636,195.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.