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Finding the Fourth Proportional to 569,427.56, 853,715.82 and 344,733.86

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Solution

The fourth proportional to 569,427.56, 853,715.82 and 344,733.86 is: 516,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,427.56 : 853,715.82 = 344,733.86 : x
  2. Step 2: Convert to fraction form
    569,427.56/853,715.82 = 344,733.86/x
  3. Step 3: Cross multiply
    569,427.56x = 853,715.82 × 344,733.86
  4. Step 4: Simplify right side
    569,427.56x = 294,304,745,703.09
  5. Step 5: Solve for x
    x = 294,304,745,703.09/569,427.56
  6. Step 6: Final answer
    x = 516,843.18

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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.