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Finding the Fourth Proportional to 247,340.20, 371,010.30 and 247,340.20

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Solution

The fourth proportional to 247,340.20, 371,010.30 and 247,340.20 is: 371,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,340.20 : 371,010.30 = 247,340.20 : x
  2. Step 2: Convert to fraction form
    247,340.20/371,010.30 = 247,340.20/x
  3. Step 3: Cross multiply
    247,340.20x = 371,010.30 × 247,340.20
  4. Step 4: Simplify right side
    247,340.20x = 91,765,761,804.06
  5. Step 5: Solve for x
    x = 91,765,761,804.06/247,340.20
  6. Step 6: Final answer
    x = 371,010.30

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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.