Home / 272,855.31-409,562.26-225,318.94

Finding the Fourth Proportional to 272,855.31, 409,562.26 and 225,318.94

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Solution

The fourth proportional to 272,855.31, 409,562.26 and 225,318.94 is: 338,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,855.31 : 409,562.26 = 225,318.94 : x
  2. Step 2: Convert to fraction form
    272,855.31/409,562.26 = 225,318.94/x
  3. Step 3: Cross multiply
    272,855.31x = 409,562.26 × 225,318.94
  4. Step 4: Simplify right side
    272,855.31x = 92,282,135,311.11
  5. Step 5: Solve for x
    x = 92,282,135,311.11/272,855.31
  6. Step 6: Final answer
    x = 338,209.05

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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.