Home / 818,929.20-1,229,171.40-504,001.20

Finding the Fourth Proportional to 818,929.20, 1,229,171.40 and 504,001.20

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Solution

The fourth proportional to 818,929.20, 1,229,171.40 and 504,001.20 is: 756,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,929.20 : 1,229,171.40 = 504,001.20 : x
  2. Step 2: Convert to fraction form
    818,929.20/1,229,171.40 = 504,001.20/x
  3. Step 3: Cross multiply
    818,929.20x = 1,229,171.40 × 504,001.20
  4. Step 4: Simplify right side
    818,929.20x = 619,503,860,605.68
  5. Step 5: Solve for x
    x = 619,503,860,605.68/818,929.20
  6. Step 6: Final answer
    x = 756,480.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.