Home / 325,950.20-488,925.30-276,742.70

Finding the Fourth Proportional to 325,950.20, 488,925.30 and 276,742.70

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Solution

The fourth proportional to 325,950.20, 488,925.30 and 276,742.70 is: 415,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,950.20 : 488,925.30 = 276,742.70 : x
  2. Step 2: Convert to fraction form
    325,950.20/488,925.30 = 276,742.70/x
  3. Step 3: Cross multiply
    325,950.20x = 488,925.30 × 276,742.70
  4. Step 4: Simplify right side
    325,950.20x = 135,306,507,620.31
  5. Step 5: Solve for x
    x = 135,306,507,620.31/325,950.20
  6. Step 6: Final answer
    x = 415,114.05

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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.