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Finding the Fourth Proportional to 337,916.25, 506,480.72 and 188,084.88

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Solution

The fourth proportional to 337,916.25, 506,480.72 and 188,084.88 is: 281,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,916.25 : 506,480.72 = 188,084.88 : x
  2. Step 2: Convert to fraction form
    337,916.25/506,480.72 = 188,084.88/x
  3. Step 3: Cross multiply
    337,916.25x = 506,480.72 × 188,084.88
  4. Step 4: Simplify right side
    337,916.25x = 95,261,364,503.09
  5. Step 5: Solve for x
    x = 95,261,364,503.09/337,916.25
  6. Step 6: Final answer
    x = 281,908.21

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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.