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Finding the Fourth Proportional to 537,310.86, 805,937.11 and 163,304.70

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Solution

The fourth proportional to 537,310.86, 805,937.11 and 163,304.70 is: 244,948.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,310.86 : 805,937.11 = 163,304.70 : x
  2. Step 2: Convert to fraction form
    537,310.86/805,937.11 = 163,304.70/x
  3. Step 3: Cross multiply
    537,310.86x = 805,937.11 × 163,304.70
  4. Step 4: Simplify right side
    537,310.86x = 131,613,317,967.42
  5. Step 5: Solve for x
    x = 131,613,317,967.42/537,310.86
  6. Step 6: Final answer
    x = 244,948.18

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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.