Home / 367,314.45-550,388.48-272,836.05

Finding the Fourth Proportional to 367,314.45, 550,388.48 and 272,836.05

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Solution

The fourth proportional to 367,314.45, 550,388.48 and 272,836.05 is: 408,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,314.45 : 550,388.48 = 272,836.05 : x
  2. Step 2: Convert to fraction form
    367,314.45/550,388.48 = 272,836.05/x
  3. Step 3: Cross multiply
    367,314.45x = 550,388.48 × 272,836.05
  4. Step 4: Simplify right side
    367,314.45x = 150,165,817,484.52
  5. Step 5: Solve for x
    x = 150,165,817,484.52/367,314.45
  6. Step 6: Final answer
    x = 408,820.88

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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.