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Finding the Fourth Proportional to 537,331.32, 805,549.86 and 252,880.38

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Solution

The fourth proportional to 537,331.32, 805,549.86 and 252,880.38 is: 379,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,331.32 : 805,549.86 = 252,880.38 : x
  2. Step 2: Convert to fraction form
    537,331.32/805,549.86 = 252,880.38/x
  3. Step 3: Cross multiply
    537,331.32x = 805,549.86 × 252,880.38
  4. Step 4: Simplify right side
    537,331.32x = 203,707,754,705.75
  5. Step 5: Solve for x
    x = 203,707,754,705.75/537,331.32
  6. Step 6: Final answer
    x = 379,110.15

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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.