Home / 288,736.14-433,177.92-120,200.52

Finding the Fourth Proportional to 288,736.14, 433,177.92 and 120,200.52

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Solution

The fourth proportional to 288,736.14, 433,177.92 and 120,200.52 is: 180,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,736.14 : 433,177.92 = 120,200.52 : x
  2. Step 2: Convert to fraction form
    288,736.14/433,177.92 = 120,200.52/x
  3. Step 3: Cross multiply
    288,736.14x = 433,177.92 × 120,200.52
  4. Step 4: Simplify right side
    288,736.14x = 52,068,211,236.52
  5. Step 5: Solve for x
    x = 52,068,211,236.52/288,736.14
  6. Step 6: Final answer
    x = 180,331.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.