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Finding the Fourth Proportional to 625,169.49, 937,754.26 and 151,851.66

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Solution

The fourth proportional to 625,169.49, 937,754.26 and 151,851.66 is: 227,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,169.49 : 937,754.26 = 151,851.66 : x
  2. Step 2: Convert to fraction form
    625,169.49/937,754.26 = 151,851.66/x
  3. Step 3: Cross multiply
    625,169.49x = 937,754.26 × 151,851.66
  4. Step 4: Simplify right side
    625,169.49x = 142,399,541,053.07
  5. Step 5: Solve for x
    x = 142,399,541,053.07/625,169.49
  6. Step 6: Final answer
    x = 227,777.50

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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.