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Finding the Fourth Proportional to 269,548.10, 404,322.15 and 240,517.70

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Solution

The fourth proportional to 269,548.10, 404,322.15 and 240,517.70 is: 360,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,548.10 : 404,322.15 = 240,517.70 : x
  2. Step 2: Convert to fraction form
    269,548.10/404,322.15 = 240,517.70/x
  3. Step 3: Cross multiply
    269,548.10x = 404,322.15 × 240,517.70
  4. Step 4: Simplify right side
    269,548.10x = 97,246,633,577.06
  5. Step 5: Solve for x
    x = 97,246,633,577.06/269,548.10
  6. Step 6: Final answer
    x = 360,776.55

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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.