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Finding the Fourth Proportional to 567,504.30, 851,256.45 and 251,625.90

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Solution

The fourth proportional to 567,504.30, 851,256.45 and 251,625.90 is: 377,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,504.30 : 851,256.45 = 251,625.90 : x
  2. Step 2: Convert to fraction form
    567,504.30/851,256.45 = 251,625.90/x
  3. Step 3: Cross multiply
    567,504.30x = 851,256.45 × 251,625.90
  4. Step 4: Simplify right side
    567,504.30x = 214,198,170,362.06
  5. Step 5: Solve for x
    x = 214,198,170,362.06/567,504.30
  6. Step 6: Final answer
    x = 377,438.85

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Double scale
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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.