Home / 347,972.28-480,179-204,704.64

Finding the Fourth Proportional to 347,972.28, 480,179 and 204,704.64

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Solution

The fourth proportional to 347,972.28, 480,179 and 204,704.64 is: 282,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,972.28 : 480,179 = 204,704.64 : x
  2. Step 2: Convert to fraction form
    347,972.28/480,179 = 204,704.64/x
  3. Step 3: Cross multiply
    347,972.28x = 480,179 × 204,704.64
  4. Step 4: Simplify right side
    347,972.28x = 98,294,869,330.56
  5. Step 5: Solve for x
    x = 98,294,869,330.56/347,972.28
  6. Step 6: Final answer
    x = 282,479.02

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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.