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Finding the Fourth Proportional to 337,783.52, 465,956.92 and 216,943.20

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Solution

The fourth proportional to 337,783.52, 465,956.92 and 216,943.20 is: 299,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,783.52 : 465,956.92 = 216,943.20 : x
  2. Step 2: Convert to fraction form
    337,783.52/465,956.92 = 216,943.20/x
  3. Step 3: Cross multiply
    337,783.52x = 465,956.92 × 216,943.20
  4. Step 4: Simplify right side
    337,783.52x = 101,086,185,286.94
  5. Step 5: Solve for x
    x = 101,086,185,286.94/337,783.52
  6. Step 6: Final answer
    x = 299,263.22

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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.