Home / 270,717.57-373,585.73-149,856.30

Finding the Fourth Proportional to 270,717.57, 373,585.73 and 149,856.30

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Solution

The fourth proportional to 270,717.57, 373,585.73 and 149,856.30 is: 206,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,717.57 : 373,585.73 = 149,856.30 : x
  2. Step 2: Convert to fraction form
    270,717.57/373,585.73 = 149,856.30/x
  3. Step 3: Cross multiply
    270,717.57x = 373,585.73 × 149,856.30
  4. Step 4: Simplify right side
    270,717.57x = 55,984,174,481.32
  5. Step 5: Solve for x
    x = 55,984,174,481.32/270,717.57
  6. Step 6: Final answer
    x = 206,799.19

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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.