Home / 272,034.90-408,052.35-270,285.30

Finding the Fourth Proportional to 272,034.90, 408,052.35 and 270,285.30

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Solution

The fourth proportional to 272,034.90, 408,052.35 and 270,285.30 is: 405,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,034.90 : 408,052.35 = 270,285.30 : x
  2. Step 2: Convert to fraction form
    272,034.90/408,052.35 = 270,285.30/x
  3. Step 3: Cross multiply
    272,034.90x = 408,052.35 × 270,285.30
  4. Step 4: Simplify right side
    272,034.90x = 110,290,551,835.46
  5. Step 5: Solve for x
    x = 110,290,551,835.46/272,034.90
  6. Step 6: Final answer
    x = 405,427.95

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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.