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Finding the Fourth Proportional to 270,232.67, 372,914.52 and 149,370.85

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Solution

The fourth proportional to 270,232.67, 372,914.52 and 149,370.85 is: 206,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,232.67 : 372,914.52 = 149,370.85 : x
  2. Step 2: Convert to fraction form
    270,232.67/372,914.52 = 149,370.85/x
  3. Step 3: Cross multiply
    270,232.67x = 372,914.52 × 149,370.85
  4. Step 4: Simplify right side
    270,232.67x = 55,702,557,897.46
  5. Step 5: Solve for x
    x = 55,702,557,897.46/270,232.67
  6. Step 6: Final answer
    x = 206,128.14

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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.