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Finding the Fourth Proportional to 243,003.60, 363,849.30 and 243,003.60

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Solution

The fourth proportional to 243,003.60, 363,849.30 and 243,003.60 is: 363,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,003.60 : 363,849.30 = 243,003.60 : x
  2. Step 2: Convert to fraction form
    243,003.60/363,849.30 = 243,003.60/x
  3. Step 3: Cross multiply
    243,003.60x = 363,849.30 × 243,003.60
  4. Step 4: Simplify right side
    243,003.60x = 88,416,689,757.48
  5. Step 5: Solve for x
    x = 88,416,689,757.48/243,003.60
  6. Step 6: Final answer
    x = 363,849.30

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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.