Home / 367,429.24-551,266.50-142,796.80

Finding the Fourth Proportional to 367,429.24, 551,266.50 and 142,796.80

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Solution

The fourth proportional to 367,429.24, 551,266.50 and 142,796.80 is: 214,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,429.24 : 551,266.50 = 142,796.80 : x
  2. Step 2: Convert to fraction form
    367,429.24/551,266.50 = 142,796.80/x
  3. Step 3: Cross multiply
    367,429.24x = 551,266.50 × 142,796.80
  4. Step 4: Simplify right side
    367,429.24x = 78,719,092,147.20
  5. Step 5: Solve for x
    x = 78,719,092,147.20/367,429.24
  6. Step 6: Final answer
    x = 214,242.86

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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.