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Finding the Fourth Proportional to 631,348.88, 947,163.24 and 182,034.68

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Solution

The fourth proportional to 631,348.88, 947,163.24 and 182,034.68 is: 273,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,348.88 : 947,163.24 = 182,034.68 : x
  2. Step 2: Convert to fraction form
    631,348.88/947,163.24 = 182,034.68/x
  3. Step 3: Cross multiply
    631,348.88x = 947,163.24 × 182,034.68
  4. Step 4: Simplify right side
    631,348.88x = 172,416,557,301.16
  5. Step 5: Solve for x
    x = 172,416,557,301.16/631,348.88
  6. Step 6: Final answer
    x = 273,092.36

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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.