Home / 356,824.08-492,431.42-195,684.91

Finding the Fourth Proportional to 356,824.08, 492,431.42 and 195,684.91

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Solution

The fourth proportional to 356,824.08, 492,431.42 and 195,684.91 is: 270,052.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,824.08 : 492,431.42 = 195,684.91 : x
  2. Step 2: Convert to fraction form
    356,824.08/492,431.42 = 195,684.91/x
  3. Step 3: Cross multiply
    356,824.08x = 492,431.42 × 195,684.91
  4. Step 4: Simplify right side
    356,824.08x = 96,361,397,362.01
  5. Step 5: Solve for x
    x = 96,361,397,362.01/356,824.08
  6. Step 6: Final answer
    x = 270,052.96

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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.