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Finding the Fourth Proportional to 567,231.40, 850,847.10 and 251,720.20

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Solution

The fourth proportional to 567,231.40, 850,847.10 and 251,720.20 is: 377,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,231.40 : 850,847.10 = 251,720.20 : x
  2. Step 2: Convert to fraction form
    567,231.40/850,847.10 = 251,720.20/x
  3. Step 3: Cross multiply
    567,231.40x = 850,847.10 × 251,720.20
  4. Step 4: Simplify right side
    567,231.40x = 214,175,402,181.42
  5. Step 5: Solve for x
    x = 214,175,402,181.42/567,231.40
  6. Step 6: Final answer
    x = 377,580.30

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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.