Home / 339,743.60-510,004.20-199,581.20

Finding the Fourth Proportional to 339,743.60, 510,004.20 and 199,581.20

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Solution

The fourth proportional to 339,743.60, 510,004.20 and 199,581.20 is: 299,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,743.60 : 510,004.20 = 199,581.20 : x
  2. Step 2: Convert to fraction form
    339,743.60/510,004.20 = 199,581.20/x
  3. Step 3: Cross multiply
    339,743.60x = 510,004.20 × 199,581.20
  4. Step 4: Simplify right side
    339,743.60x = 101,787,250,241.04
  5. Step 5: Solve for x
    x = 101,787,250,241.04/339,743.60
  6. Step 6: Final answer
    x = 299,600.20

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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.