Home / 345,932.55-477,366.33-200,727.09

Finding the Fourth Proportional to 345,932.55, 477,366.33 and 200,727.09

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Solution

The fourth proportional to 345,932.55, 477,366.33 and 200,727.09 is: 276,991.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,932.55 : 477,366.33 = 200,727.09 : x
  2. Step 2: Convert to fraction form
    345,932.55/477,366.33 = 200,727.09/x
  3. Step 3: Cross multiply
    345,932.55x = 477,366.33 × 200,727.09
  4. Step 4: Simplify right side
    345,932.55x = 95,820,354,284.88
  5. Step 5: Solve for x
    x = 95,820,354,284.88/345,932.55
  6. Step 6: Final answer
    x = 276,991.44

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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.