Home / 982,090.56-1,473,198.11-308,198.44

Finding the Fourth Proportional to 982,090.56, 1,473,198.11 and 308,198.44

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Solution

The fourth proportional to 982,090.56, 1,473,198.11 and 308,198.44 is: 462,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,090.56 : 1,473,198.11 = 308,198.44 : x
  2. Step 2: Convert to fraction form
    982,090.56/1,473,198.11 = 308,198.44/x
  3. Step 3: Cross multiply
    982,090.56x = 1,473,198.11 × 308,198.44
  4. Step 4: Simplify right side
    982,090.56x = 454,037,359,312.95
  5. Step 5: Solve for x
    x = 454,037,359,312.95/982,090.56
  6. Step 6: Final answer
    x = 462,317.20

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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.