Home / 929,859.20-1,394,788.80-658,233.80

Finding the Fourth Proportional to 929,859.20, 1,394,788.80 and 658,233.80

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Solution

The fourth proportional to 929,859.20, 1,394,788.80 and 658,233.80 is: 987,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,859.20 : 1,394,788.80 = 658,233.80 : x
  2. Step 2: Convert to fraction form
    929,859.20/1,394,788.80 = 658,233.80/x
  3. Step 3: Cross multiply
    929,859.20x = 1,394,788.80 × 658,233.80
  4. Step 4: Simplify right side
    929,859.20x = 918,097,132,021.44
  5. Step 5: Solve for x
    x = 918,097,132,021.44/929,859.20
  6. Step 6: Final answer
    x = 987,350.70

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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.