Home / 431,733.27-647,207.87-151,097.43

Finding the Fourth Proportional to 431,733.27, 647,207.87 and 151,097.43

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Solution

The fourth proportional to 431,733.27, 647,207.87 and 151,097.43 is: 226,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,733.27 : 647,207.87 = 151,097.43 : x
  2. Step 2: Convert to fraction form
    431,733.27/647,207.87 = 151,097.43/x
  3. Step 3: Cross multiply
    431,733.27x = 647,207.87 × 151,097.43
  4. Step 4: Simplify right side
    431,733.27x = 97,791,445,077.29
  5. Step 5: Solve for x
    x = 97,791,445,077.29/431,733.27
  6. Step 6: Final answer
    x = 226,508.94

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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.