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Finding the Fourth Proportional to 220,468.17, 330,666.83 and 60,506.73

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Solution

The fourth proportional to 220,468.17, 330,666.83 and 60,506.73 is: 90,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,468.17 : 330,666.83 = 60,506.73 : x
  2. Step 2: Convert to fraction form
    220,468.17/330,666.83 = 60,506.73/x
  3. Step 3: Cross multiply
    220,468.17x = 330,666.83 × 60,506.73
  4. Step 4: Simplify right side
    220,468.17x = 20,007,568,300.23
  5. Step 5: Solve for x
    x = 20,007,568,300.23/220,468.17
  6. Step 6: Final answer
    x = 90,750.37

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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.