Home / 292,961.09-404,238.47-170,480.88

Finding the Fourth Proportional to 292,961.09, 404,238.47 and 170,480.88

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Solution

The fourth proportional to 292,961.09, 404,238.47 and 170,480.88 is: 235,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,961.09 : 404,238.47 = 170,480.88 : x
  2. Step 2: Convert to fraction form
    292,961.09/404,238.47 = 170,480.88/x
  3. Step 3: Cross multiply
    292,961.09x = 404,238.47 × 170,480.88
  4. Step 4: Simplify right side
    292,961.09x = 68,914,929,243.05
  5. Step 5: Solve for x
    x = 68,914,929,243.05/292,961.09
  6. Step 6: Final answer
    x = 235,235.78

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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.