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Finding the Fourth Proportional to 551,460.10, 827,190.15 and 271,524.10

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Solution

The fourth proportional to 551,460.10, 827,190.15 and 271,524.10 is: 407,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,460.10 : 827,190.15 = 271,524.10 : x
  2. Step 2: Convert to fraction form
    551,460.10/827,190.15 = 271,524.10/x
  3. Step 3: Cross multiply
    551,460.10x = 827,190.15 × 271,524.10
  4. Step 4: Simplify right side
    551,460.10x = 224,602,061,007.62
  5. Step 5: Solve for x
    x = 224,602,061,007.62/551,460.10
  6. Step 6: Final answer
    x = 407,286.15

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Similar ratio
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1.5x scale

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.