Home / 982,731.18-1,474,104.98-308,797.57

Finding the Fourth Proportional to 982,731.18, 1,474,104.98 and 308,797.57

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Solution

The fourth proportional to 982,731.18, 1,474,104.98 and 308,797.57 is: 463,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,731.18 : 1,474,104.98 = 308,797.57 : x
  2. Step 2: Convert to fraction form
    982,731.18/1,474,104.98 = 308,797.57/x
  3. Step 3: Cross multiply
    982,731.18x = 1,474,104.98 × 308,797.57
  4. Step 4: Simplify right side
    982,731.18x = 455,200,028,334.70
  5. Step 5: Solve for x
    x = 455,200,028,334.70/982,731.18
  6. Step 6: Final answer
    x = 463,198.93

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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.