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Finding the Fourth Proportional to 240,614.70, 360,922.05 and 147,302.70

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Solution

The fourth proportional to 240,614.70, 360,922.05 and 147,302.70 is: 220,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,614.70 : 360,922.05 = 147,302.70 : x
  2. Step 2: Convert to fraction form
    240,614.70/360,922.05 = 147,302.70/x
  3. Step 3: Cross multiply
    240,614.70x = 360,922.05 × 147,302.70
  4. Step 4: Simplify right side
    240,614.70x = 53,164,792,454.54
  5. Step 5: Solve for x
    x = 53,164,792,454.54/240,614.70
  6. Step 6: Final answer
    x = 220,954.05

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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.