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Finding the Fourth Proportional to 337,872.18, 506,274.76 and 274,383.37

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Solution

The fourth proportional to 337,872.18, 506,274.76 and 274,383.37 is: 411,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,872.18 : 506,274.76 = 274,383.37 : x
  2. Step 2: Convert to fraction form
    337,872.18/506,274.76 = 274,383.37/x
  3. Step 3: Cross multiply
    337,872.18x = 506,274.76 × 274,383.37
  4. Step 4: Simplify right side
    337,872.18x = 138,913,374,794.74
  5. Step 5: Solve for x
    x = 138,913,374,794.74/337,872.18
  6. Step 6: Final answer
    x = 411,141.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.