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Finding the Fourth Proportional to 220,462.77, 330,658.74 and 60,501.33

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Solution

The fourth proportional to 220,462.77, 330,658.74 and 60,501.33 is: 90,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,462.77 : 330,658.74 = 60,501.33 : x
  2. Step 2: Convert to fraction form
    220,462.77/330,658.74 = 60,501.33/x
  3. Step 3: Cross multiply
    220,462.77x = 330,658.74 × 60,501.33
  4. Step 4: Simplify right side
    220,462.77x = 20,005,293,546.12
  5. Step 5: Solve for x
    x = 20,005,293,546.12/220,462.77
  6. Step 6: Final answer
    x = 90,742.28

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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.