Home / 270,614.31-373,438.55-149,760.69

Finding the Fourth Proportional to 270,614.31, 373,438.55 and 149,760.69

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Solution

The fourth proportional to 270,614.31, 373,438.55 and 149,760.69 is: 206,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,614.31 : 373,438.55 = 149,760.69 : x
  2. Step 2: Convert to fraction form
    270,614.31/373,438.55 = 149,760.69/x
  3. Step 3: Cross multiply
    270,614.31x = 373,438.55 × 149,760.69
  4. Step 4: Simplify right side
    270,614.31x = 55,926,414,920.60
  5. Step 5: Solve for x
    x = 55,926,414,920.60/270,614.31
  6. Step 6: Final answer
    x = 206,664.66

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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.