Home / 269,334.81-371,684.53-148,480.43

Finding the Fourth Proportional to 269,334.81, 371,684.53 and 148,480.43

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Solution

The fourth proportional to 269,334.81, 371,684.53 and 148,480.43 is: 204,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,334.81 : 371,684.53 = 148,480.43 : x
  2. Step 2: Convert to fraction form
    269,334.81/371,684.53 = 148,480.43/x
  3. Step 3: Cross multiply
    269,334.81x = 371,684.53 × 148,480.43
  4. Step 4: Simplify right side
    269,334.81x = 55,187,876,609.12
  5. Step 5: Solve for x
    x = 55,187,876,609.12/269,334.81
  6. Step 6: Final answer
    x = 204,904.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.