Home / 269,134.20-403,628.40-79,594.20

Finding the Fourth Proportional to 269,134.20, 403,628.40 and 79,594.20

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Solution

The fourth proportional to 269,134.20, 403,628.40 and 79,594.20 is: 119,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,134.20 : 403,628.40 = 79,594.20 : x
  2. Step 2: Convert to fraction form
    269,134.20/403,628.40 = 79,594.20/x
  3. Step 3: Cross multiply
    269,134.20x = 403,628.40 × 79,594.20
  4. Step 4: Simplify right side
    269,134.20x = 32,126,479,595.28
  5. Step 5: Solve for x
    x = 32,126,479,595.28/269,134.20
  6. Step 6: Final answer
    x = 119,369.74

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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.