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Finding the Fourth Proportional to 337,373.80, 465,274.31 and 279,922.17

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Solution

The fourth proportional to 337,373.80, 465,274.31 and 279,922.17 is: 386,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,373.80 : 465,274.31 = 279,922.17 : x
  2. Step 2: Convert to fraction form
    337,373.80/465,274.31 = 279,922.17/x
  3. Step 3: Cross multiply
    337,373.80x = 465,274.31 × 279,922.17
  4. Step 4: Simplify right side
    337,373.80x = 130,240,594,845.62
  5. Step 5: Solve for x
    x = 130,240,594,845.62/337,373.80
  6. Step 6: Final answer
    x = 386,042.41

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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.