Home / 356,758.28-492,331.19-195,612.92

Finding the Fourth Proportional to 356,758.28, 492,331.19 and 195,612.92

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Solution

The fourth proportional to 356,758.28, 492,331.19 and 195,612.92 is: 269,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,758.28 : 492,331.19 = 195,612.92 : x
  2. Step 2: Convert to fraction form
    356,758.28/492,331.19 = 195,612.92/x
  3. Step 3: Cross multiply
    356,758.28x = 492,331.19 × 195,612.92
  4. Step 4: Simplify right side
    356,758.28x = 96,306,341,682.97
  5. Step 5: Solve for x
    x = 96,306,341,682.97/356,758.28
  6. Step 6: Final answer
    x = 269,948.44

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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.