Home / 982,975.20-1,474,992.48-414,750.12

Finding the Fourth Proportional to 982,975.20, 1,474,992.48 and 414,750.12

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Solution

The fourth proportional to 982,975.20, 1,474,992.48 and 414,750.12 is: 622,348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,975.20 : 1,474,992.48 = 414,750.12 : x
  2. Step 2: Convert to fraction form
    982,975.20/1,474,992.48 = 414,750.12/x
  3. Step 3: Cross multiply
    982,975.20x = 1,474,992.48 × 414,750.12
  4. Step 4: Simplify right side
    982,975.20x = 611,753,312,400.02
  5. Step 5: Solve for x
    x = 611,753,312,400.02/982,975.20
  6. Step 6: Final answer
    x = 622,348.68

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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.