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Finding the Fourth Proportional to 220,469.01, 330,668.07 and 60,507.59

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Solution

The fourth proportional to 220,469.01, 330,668.07 and 60,507.59 is: 90,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,469.01 : 330,668.07 = 60,507.59 : x
  2. Step 2: Convert to fraction form
    220,469.01/330,668.07 = 60,507.59/x
  3. Step 3: Cross multiply
    220,469.01x = 330,668.07 × 60,507.59
  4. Step 4: Simplify right side
    220,469.01x = 20,007,926,352.31
  5. Step 5: Solve for x
    x = 20,007,926,352.31/220,469.01
  6. Step 6: Final answer
    x = 90,751.65

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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.