Home / 409,732.26-565,521.28-266,243.20

Finding the Fourth Proportional to 409,732.26, 565,521.28 and 266,243.20

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Solution

The fourth proportional to 409,732.26, 565,521.28 and 266,243.20 is: 367,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,732.26 : 565,521.28 = 266,243.20 : x
  2. Step 2: Convert to fraction form
    409,732.26/565,521.28 = 266,243.20/x
  3. Step 3: Cross multiply
    409,732.26x = 565,521.28 × 266,243.20
  4. Step 4: Simplify right side
    409,732.26x = 150,566,195,255.30
  5. Step 5: Solve for x
    x = 150,566,195,255.30/409,732.26
  6. Step 6: Final answer
    x = 367,474.59

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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.