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Finding the Fourth Proportional to 337,655.52, 465,976.80 and 186,753.60

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Solution

The fourth proportional to 337,655.52, 465,976.80 and 186,753.60 is: 257,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,655.52 : 465,976.80 = 186,753.60 : x
  2. Step 2: Convert to fraction form
    337,655.52/465,976.80 = 186,753.60/x
  3. Step 3: Cross multiply
    337,655.52x = 465,976.80 × 186,753.60
  4. Step 4: Simplify right side
    337,655.52x = 87,022,844,916.48
  5. Step 5: Solve for x
    x = 87,022,844,916.48/337,655.52
  6. Step 6: Final answer
    x = 257,726.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.