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Finding the Fourth Proportional to 631,340.66, 947,150.92 and 182,026.47

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Solution

The fourth proportional to 631,340.66, 947,150.92 and 182,026.47 is: 273,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,340.66 : 947,150.92 = 182,026.47 : x
  2. Step 2: Convert to fraction form
    631,340.66/947,150.92 = 182,026.47/x
  3. Step 3: Cross multiply
    631,340.66x = 947,150.92 × 182,026.47
  4. Step 4: Simplify right side
    631,340.66x = 172,406,542,304.20
  5. Step 5: Solve for x
    x = 172,406,542,304.20/631,340.66
  6. Step 6: Final answer
    x = 273,080.05

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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.