Home / 269,479.08-404,149.67-79,895.11

Finding the Fourth Proportional to 269,479.08, 404,149.67 and 79,895.11

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Solution

The fourth proportional to 269,479.08, 404,149.67 and 79,895.11 is: 119,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,479.08 : 404,149.67 = 79,895.11 : x
  2. Step 2: Convert to fraction form
    269,479.08/404,149.67 = 79,895.11/x
  3. Step 3: Cross multiply
    269,479.08x = 404,149.67 × 79,895.11
  4. Step 4: Simplify right side
    269,479.08x = 32,289,581,941.64
  5. Step 5: Solve for x
    x = 32,289,581,941.64/269,479.08
  6. Step 6: Final answer
    x = 119,822.22

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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.