Home / 270,333.91-373,034.47-149,458.65

Finding the Fourth Proportional to 270,333.91, 373,034.47 and 149,458.65

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Solution

The fourth proportional to 270,333.91, 373,034.47 and 149,458.65 is: 206,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,333.91 : 373,034.47 = 149,458.65 : x
  2. Step 2: Convert to fraction form
    270,333.91/373,034.47 = 149,458.65/x
  3. Step 3: Cross multiply
    270,333.91x = 373,034.47 × 149,458.65
  4. Step 4: Simplify right side
    270,333.91x = 55,753,228,289.67
  5. Step 5: Solve for x
    x = 55,753,228,289.67/270,333.91
  6. Step 6: Final answer
    x = 206,238.38

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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.