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Finding the Fourth Proportional to 543,116.40, 814,674.60 and 482,463.60

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Solution

The fourth proportional to 543,116.40, 814,674.60 and 482,463.60 is: 723,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,116.40 : 814,674.60 = 482,463.60 : x
  2. Step 2: Convert to fraction form
    543,116.40/814,674.60 = 482,463.60/x
  3. Step 3: Cross multiply
    543,116.40x = 814,674.60 × 482,463.60
  4. Step 4: Simplify right side
    543,116.40x = 393,050,840,344.56
  5. Step 5: Solve for x
    x = 393,050,840,344.56/543,116.40
  6. Step 6: Final answer
    x = 723,695.40

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Double scale
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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.