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Finding the Fourth Proportional to 536,349.88, 804,500.20 and 157,255.32

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Solution

The fourth proportional to 536,349.88, 804,500.20 and 157,255.32 is: 235,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,349.88 : 804,500.20 = 157,255.32 : x
  2. Step 2: Convert to fraction form
    536,349.88/804,500.20 = 157,255.32/x
  3. Step 3: Cross multiply
    536,349.88x = 804,500.20 × 157,255.32
  4. Step 4: Simplify right side
    536,349.88x = 126,511,936,391.06
  5. Step 5: Solve for x
    x = 126,511,936,391.06/536,349.88
  6. Step 6: Final answer
    x = 235,875.76

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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.