Home / 982,824.88-1,474,166.20-309,098.90

Finding the Fourth Proportional to 982,824.88, 1,474,166.20 and 309,098.90

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Solution

The fourth proportional to 982,824.88, 1,474,166.20 and 309,098.90 is: 463,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,824.88 : 1,474,166.20 = 309,098.90 : x
  2. Step 2: Convert to fraction form
    982,824.88/1,474,166.20 = 309,098.90/x
  3. Step 3: Cross multiply
    982,824.88x = 1,474,166.20 × 309,098.90
  4. Step 4: Simplify right side
    982,824.88x = 455,663,150,837.18
  5. Step 5: Solve for x
    x = 455,663,150,837.18/982,824.88
  6. Step 6: Final answer
    x = 463,625.98

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1.5x scale

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.