Home / 367,631.20-550,863.60-242,826.40

Finding the Fourth Proportional to 367,631.20, 550,863.60 and 242,826.40

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Solution

The fourth proportional to 367,631.20, 550,863.60 and 242,826.40 is: 363,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,631.20 : 550,863.60 = 242,826.40 : x
  2. Step 2: Convert to fraction form
    367,631.20/550,863.60 = 242,826.40/x
  3. Step 3: Cross multiply
    367,631.20x = 550,863.60 × 242,826.40
  4. Step 4: Simplify right side
    367,631.20x = 133,764,224,879.04
  5. Step 5: Solve for x
    x = 133,764,224,879.04/367,631.20
  6. Step 6: Final answer
    x = 363,854.39

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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.