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Finding the Fourth Proportional to 471,614.26, 650,841.30 and 256,757.98

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Solution

The fourth proportional to 471,614.26, 650,841.30 and 256,757.98 is: 354,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,614.26 : 650,841.30 = 256,757.98 : x
  2. Step 2: Convert to fraction form
    471,614.26/650,841.30 = 256,757.98/x
  3. Step 3: Cross multiply
    471,614.26x = 650,841.30 × 256,757.98
  4. Step 4: Simplify right side
    471,614.26x = 167,108,697,488.57
  5. Step 5: Solve for x
    x = 167,108,697,488.57/471,614.26
  6. Step 6: Final answer
    x = 354,333.43

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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.