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Finding the Fourth Proportional to 631,346.88, 947,160.24 and 182,032.68

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Solution

The fourth proportional to 631,346.88, 947,160.24 and 182,032.68 is: 273,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,346.88 : 947,160.24 = 182,032.68 : x
  2. Step 2: Convert to fraction form
    631,346.88/947,160.24 = 182,032.68/x
  3. Step 3: Cross multiply
    631,346.88x = 947,160.24 × 182,032.68
  4. Step 4: Simplify right side
    631,346.88x = 172,414,116,876.64
  5. Step 5: Solve for x
    x = 172,414,116,876.64/631,346.88
  6. Step 6: Final answer
    x = 273,089.36

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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.