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Finding the Fourth Proportional to 537,682.20, 806,523.30 and 163,656.60

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Solution

The fourth proportional to 537,682.20, 806,523.30 and 163,656.60 is: 245,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,682.20 : 806,523.30 = 163,656.60 : x
  2. Step 2: Convert to fraction form
    537,682.20/806,523.30 = 163,656.60/x
  3. Step 3: Cross multiply
    537,682.20x = 806,523.30 × 163,656.60
  4. Step 4: Simplify right side
    537,682.20x = 131,992,861,098.78
  5. Step 5: Solve for x
    x = 131,992,861,098.78/537,682.20
  6. Step 6: Final answer
    x = 245,484.90

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Similar ratio
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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.