Home / 733,274.97-1,011,902.15-406,586.39

Finding the Fourth Proportional to 733,274.97, 1,011,902.15 and 406,586.39

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Solution

The fourth proportional to 733,274.97, 1,011,902.15 and 406,586.39 is: 561,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,274.97 : 1,011,902.15 = 406,586.39 : x
  2. Step 2: Convert to fraction form
    733,274.97/1,011,902.15 = 406,586.39/x
  3. Step 3: Cross multiply
    733,274.97x = 1,011,902.15 × 406,586.39
  4. Step 4: Simplify right side
    733,274.97x = 411,425,635,109.30
  5. Step 5: Solve for x
    x = 411,425,635,109.30/733,274.97
  6. Step 6: Final answer
    x = 561,079.61

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.