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Finding the Fourth Proportional to 240,163.29, 360,244.45 and 225,548.66

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Solution

The fourth proportional to 240,163.29, 360,244.45 and 225,548.66 is: 338,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,163.29 : 360,244.45 = 225,548.66 : x
  2. Step 2: Convert to fraction form
    240,163.29/360,244.45 = 225,548.66/x
  3. Step 3: Cross multiply
    240,163.29x = 360,244.45 × 225,548.66
  4. Step 4: Simplify right side
    240,163.29x = 81,252,652,969.94
  5. Step 5: Solve for x
    x = 81,252,652,969.94/240,163.29
  6. Step 6: Final answer
    x = 338,322.53

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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.