Home / 579,091.28-868,752.80-200,025.84

Finding the Fourth Proportional to 579,091.28, 868,752.80 and 200,025.84

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Solution

The fourth proportional to 579,091.28, 868,752.80 and 200,025.84 is: 300,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,091.28 : 868,752.80 = 200,025.84 : x
  2. Step 2: Convert to fraction form
    579,091.28/868,752.80 = 200,025.84/x
  3. Step 3: Cross multiply
    579,091.28x = 868,752.80 × 200,025.84
  4. Step 4: Simplify right side
    579,091.28x = 173,773,008,572.35
  5. Step 5: Solve for x
    x = 173,773,008,572.35/579,091.28
  6. Step 6: Final answer
    x = 300,078.79

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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.