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Finding the Fourth Proportional to 551,423.85, 827,135.78 and 462,850.35

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Solution

The fourth proportional to 551,423.85, 827,135.78 and 462,850.35 is: 694,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,423.85 : 827,135.78 = 462,850.35 : x
  2. Step 2: Convert to fraction form
    551,423.85/827,135.78 = 462,850.35/x
  3. Step 3: Cross multiply
    551,423.85x = 827,135.78 × 462,850.35
  4. Step 4: Simplify right side
    551,423.85x = 382,840,082,956.27
  5. Step 5: Solve for x
    x = 382,840,082,956.27/551,423.85
  6. Step 6: Final answer
    x = 694,275.53

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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.