Home / 375,149.28-517,741.20-224,243.04

Finding the Fourth Proportional to 375,149.28, 517,741.20 and 224,243.04

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Solution

The fourth proportional to 375,149.28, 517,741.20 and 224,243.04 is: 309,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,149.28 : 517,741.20 = 224,243.04 : x
  2. Step 2: Convert to fraction form
    375,149.28/517,741.20 = 224,243.04/x
  3. Step 3: Cross multiply
    375,149.28x = 517,741.20 × 224,243.04
  4. Step 4: Simplify right side
    375,149.28x = 116,099,860,621.25
  5. Step 5: Solve for x
    x = 116,099,860,621.25/375,149.28
  6. Step 6: Final answer
    x = 309,476.43

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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.