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Finding the Fourth Proportional to 240,223.44, 360,343.72 and 82,450.80

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Solution

The fourth proportional to 240,223.44, 360,343.72 and 82,450.80 is: 123,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,223.44 : 360,343.72 = 82,450.80 : x
  2. Step 2: Convert to fraction form
    240,223.44/360,343.72 = 82,450.80/x
  3. Step 3: Cross multiply
    240,223.44x = 360,343.72 × 82,450.80
  4. Step 4: Simplify right side
    240,223.44x = 29,710,627,988.98
  5. Step 5: Solve for x
    x = 29,710,627,988.98/240,223.44
  6. Step 6: Final answer
    x = 123,679.14

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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.