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Finding the Fourth Proportional to 220,192.67, 330,289 and 62,422.49

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Solution

The fourth proportional to 220,192.67, 330,289 and 62,422.49 is: 93,633.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,192.67 : 330,289 = 62,422.49 : x
  2. Step 2: Convert to fraction form
    220,192.67/330,289 = 62,422.49/x
  3. Step 3: Cross multiply
    220,192.67x = 330,289 × 62,422.49
  4. Step 4: Simplify right side
    220,192.67x = 20,617,460,148.17
  5. Step 5: Solve for x
    x = 20,617,460,148.17/220,192.67
  6. Step 6: Final answer
    x = 93,633.73

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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.