Home / 325,234.20-487,851.30-276,026.70

Finding the Fourth Proportional to 325,234.20, 487,851.30 and 276,026.70

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Solution

The fourth proportional to 325,234.20, 487,851.30 and 276,026.70 is: 414,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,234.20 : 487,851.30 = 276,026.70 : x
  2. Step 2: Convert to fraction form
    325,234.20/487,851.30 = 276,026.70/x
  3. Step 3: Cross multiply
    325,234.20x = 487,851.30 × 276,026.70
  4. Step 4: Simplify right side
    325,234.20x = 134,659,984,429.71
  5. Step 5: Solve for x
    x = 134,659,984,429.71/325,234.20
  6. Step 6: Final answer
    x = 414,040.05

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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.