Home / 345,932.72-477,399.02-200,727.57

Finding the Fourth Proportional to 345,932.72, 477,399.02 and 200,727.57

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Solution

The fourth proportional to 345,932.72, 477,399.02 and 200,727.57 is: 277,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,932.72 : 477,399.02 = 200,727.57 : x
  2. Step 2: Convert to fraction form
    345,932.72/477,399.02 = 200,727.57/x
  3. Step 3: Cross multiply
    345,932.72x = 477,399.02 × 200,727.57
  4. Step 4: Simplify right side
    345,932.72x = 95,827,143,306.22
  5. Step 5: Solve for x
    x = 95,827,143,306.22/345,932.72
  6. Step 6: Final answer
    x = 277,010.92

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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.