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Finding the Fourth Proportional to 337,957.31, 466,388.38 and 187,054.31

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Solution

The fourth proportional to 337,957.31, 466,388.38 and 187,054.31 is: 258,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,957.31 : 466,388.38 = 187,054.31 : x
  2. Step 2: Convert to fraction form
    337,957.31/466,388.38 = 187,054.31/x
  3. Step 3: Cross multiply
    337,957.31x = 466,388.38 × 187,054.31
  4. Step 4: Simplify right side
    337,957.31x = 87,239,958,012.71
  5. Step 5: Solve for x
    x = 87,239,958,012.71/337,957.31
  6. Step 6: Final answer
    x = 258,138.99

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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.