Home / 247,632.20-371,448.30-231,885.80

Finding the Fourth Proportional to 247,632.20, 371,448.30 and 231,885.80

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Solution

The fourth proportional to 247,632.20, 371,448.30 and 231,885.80 is: 347,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,632.20 : 371,448.30 = 231,885.80 : x
  2. Step 2: Convert to fraction form
    247,632.20/371,448.30 = 231,885.80/x
  3. Step 3: Cross multiply
    247,632.20x = 371,448.30 × 231,885.80
  4. Step 4: Simplify right side
    247,632.20x = 86,133,586,204.14
  5. Step 5: Solve for x
    x = 86,133,586,204.14/247,632.20
  6. Step 6: Final answer
    x = 347,828.70

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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.