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Finding the Fourth Proportional to 247,233.90, 371,628.45 and 242,568.30

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Solution

The fourth proportional to 247,233.90, 371,628.45 and 242,568.30 is: 364,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,233.90 : 371,628.45 = 242,568.30 : x
  2. Step 2: Convert to fraction form
    247,233.90/371,628.45 = 242,568.30/x
  3. Step 3: Cross multiply
    247,233.90x = 371,628.45 × 242,568.30
  4. Step 4: Simplify right side
    247,233.90x = 90,145,281,348.14
  5. Step 5: Solve for x
    x = 90,145,281,348.14/247,233.90
  6. Step 6: Final answer
    x = 364,615.38

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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.