Home / 356,759.28-492,332.57-195,613.92

Finding the Fourth Proportional to 356,759.28, 492,332.57 and 195,613.92

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Solution

The fourth proportional to 356,759.28, 492,332.57 and 195,613.92 is: 269,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,759.28 : 492,332.57 = 195,613.92 : x
  2. Step 2: Convert to fraction form
    356,759.28/492,332.57 = 195,613.92/x
  3. Step 3: Cross multiply
    356,759.28x = 492,332.57 × 195,613.92
  4. Step 4: Simplify right side
    356,759.28x = 96,307,103,961.37
  5. Step 5: Solve for x
    x = 96,307,103,961.37/356,759.28
  6. Step 6: Final answer
    x = 269,949.82

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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.