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Finding the Fourth Proportional to 240,169.30, 360,253.44 and 225,554.66

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Solution

The fourth proportional to 240,169.30, 360,253.44 and 225,554.66 is: 338,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,169.30 : 360,253.44 = 225,554.66 : x
  2. Step 2: Convert to fraction form
    240,169.30/360,253.44 = 225,554.66/x
  3. Step 3: Cross multiply
    240,169.30x = 360,253.44 × 225,554.66
  4. Step 4: Simplify right side
    240,169.30x = 81,256,842,173.03
  5. Step 5: Solve for x
    x = 81,256,842,173.03/240,169.30
  6. Step 6: Final answer
    x = 338,331.51

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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.