Home / 367,538.82-507,228.78-204,215.04

Finding the Fourth Proportional to 367,538.82, 507,228.78 and 204,215.04

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Solution

The fourth proportional to 367,538.82, 507,228.78 and 204,215.04 is: 281,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,538.82 : 507,228.78 = 204,215.04 : x
  2. Step 2: Convert to fraction form
    367,538.82/507,228.78 = 204,215.04/x
  3. Step 3: Cross multiply
    367,538.82x = 507,228.78 × 204,215.04
  4. Step 4: Simplify right side
    367,538.82x = 103,583,745,596.85
  5. Step 5: Solve for x
    x = 103,583,745,596.85/367,538.82
  6. Step 6: Final answer
    x = 281,830.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.