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Finding the Fourth Proportional to 269,513.20, 403,492.20 and 241,519.60

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Solution

The fourth proportional to 269,513.20, 403,492.20 and 241,519.60 is: 361,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,513.20 : 403,492.20 = 241,519.60 : x
  2. Step 2: Convert to fraction form
    269,513.20/403,492.20 = 241,519.60/x
  3. Step 3: Cross multiply
    269,513.20x = 403,492.20 × 241,519.60
  4. Step 4: Simplify right side
    269,513.20x = 97,451,274,747.12
  5. Step 5: Solve for x
    x = 97,451,274,747.12/269,513.20
  6. Step 6: Final answer
    x = 361,582.57

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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.