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Finding the Fourth Proportional to 270,371.60, 373,093.08 and 149,514.32

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Solution

The fourth proportional to 270,371.60, 373,093.08 and 149,514.32 is: 206,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,371.60 : 373,093.08 = 149,514.32 : x
  2. Step 2: Convert to fraction form
    270,371.60/373,093.08 = 149,514.32/x
  3. Step 3: Cross multiply
    270,371.60x = 373,093.08 × 149,514.32
  4. Step 4: Simplify right side
    270,371.60x = 55,782,758,152.91
  5. Step 5: Solve for x
    x = 55,782,758,152.91/270,371.60
  6. Step 6: Final answer
    x = 206,318.85

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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.