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Finding the Fourth Proportional to 220,361.58, 330,534.72 and 62,589.60

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Solution

The fourth proportional to 220,361.58, 330,534.72 and 62,589.60 is: 93,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,361.58 : 330,534.72 = 62,589.60 : x
  2. Step 2: Convert to fraction form
    220,361.58/330,534.72 = 62,589.60/x
  3. Step 3: Cross multiply
    220,361.58x = 330,534.72 × 62,589.60
  4. Step 4: Simplify right side
    220,361.58x = 20,688,035,910.91
  5. Step 5: Solve for x
    x = 20,688,035,910.91/220,361.58
  6. Step 6: Final answer
    x = 93,882.23

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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.