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Finding the Fourth Proportional to 220,459.77, 330,654.25 and 60,498.34

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Solution

The fourth proportional to 220,459.77, 330,654.25 and 60,498.34 is: 90,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,459.77 : 330,654.25 = 60,498.34 : x
  2. Step 2: Convert to fraction form
    220,459.77/330,654.25 = 60,498.34/x
  3. Step 3: Cross multiply
    220,459.77x = 330,654.25 × 60,498.34
  4. Step 4: Simplify right side
    220,459.77x = 20,004,034,347.86
  5. Step 5: Solve for x
    x = 20,004,034,347.86/220,459.77
  6. Step 6: Final answer
    x = 90,737.80

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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.