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Finding the Fourth Proportional to 337,138.88, 464,874.72 and 275,694.08

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Solution

The fourth proportional to 337,138.88, 464,874.72 and 275,694.08 is: 380,149.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,138.88 : 464,874.72 = 275,694.08 : x
  2. Step 2: Convert to fraction form
    337,138.88/464,874.72 = 275,694.08/x
  3. Step 3: Cross multiply
    337,138.88x = 464,874.72 × 275,694.08
  4. Step 4: Simplify right side
    337,138.88x = 128,163,208,245.66
  5. Step 5: Solve for x
    x = 128,163,208,245.66/337,138.88
  6. Step 6: Final answer
    x = 380,149.59

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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.