Home / 439,310.03-658,212.81-239,770.43

Finding the Fourth Proportional to 439,310.03, 658,212.81 and 239,770.43

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Solution

The fourth proportional to 439,310.03, 658,212.81 and 239,770.43 is: 359,245.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,310.03 : 658,212.81 = 239,770.43 : x
  2. Step 2: Convert to fraction form
    439,310.03/658,212.81 = 239,770.43/x
  3. Step 3: Cross multiply
    439,310.03x = 658,212.81 × 239,770.43
  4. Step 4: Simplify right side
    439,310.03x = 157,819,966,763.30
  5. Step 5: Solve for x
    x = 157,819,966,763.30/439,310.03
  6. Step 6: Final answer
    x = 359,245.08

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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.