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Finding the Fourth Proportional to 365,873.87, 548,241.87 and 253,773.11

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Solution

The fourth proportional to 365,873.87, 548,241.87 and 253,773.11 is: 380,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,873.87 : 548,241.87 = 253,773.11 : x
  2. Step 2: Convert to fraction form
    365,873.87/548,241.87 = 253,773.11/x
  3. Step 3: Cross multiply
    365,873.87x = 548,241.87 × 253,773.11
  4. Step 4: Simplify right side
    365,873.87x = 139,129,044,382.12
  5. Step 5: Solve for x
    x = 139,129,044,382.12/365,873.87
  6. Step 6: Final answer
    x = 380,265.05

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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.