Home / 731,126.09-1,096,221.94-351,290.97

Finding the Fourth Proportional to 731,126.09, 1,096,221.94 and 351,290.97

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Solution

The fourth proportional to 731,126.09, 1,096,221.94 and 351,290.97 is: 526,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,126.09 : 1,096,221.94 = 351,290.97 : x
  2. Step 2: Convert to fraction form
    731,126.09/1,096,221.94 = 351,290.97/x
  3. Step 3: Cross multiply
    731,126.09x = 1,096,221.94 × 351,290.97
  4. Step 4: Simplify right side
    731,126.09x = 385,092,867,759.65
  5. Step 5: Solve for x
    x = 385,092,867,759.65/731,126.09
  6. Step 6: Final answer
    x = 526,711.97

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Double scale
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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.