Home / 891,286.26-1,336,656.15-322,599.30

Finding the Fourth Proportional to 891,286.26, 1,336,656.15 and 322,599.30

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Solution

The fourth proportional to 891,286.26, 1,336,656.15 and 322,599.30 is: 483,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,286.26 : 1,336,656.15 = 322,599.30 : x
  2. Step 2: Convert to fraction form
    891,286.26/1,336,656.15 = 322,599.30/x
  3. Step 3: Cross multiply
    891,286.26x = 1,336,656.15 × 322,599.30
  4. Step 4: Simplify right side
    891,286.26x = 431,204,338,330.70
  5. Step 5: Solve for x
    x = 431,204,338,330.70/891,286.26
  6. Step 6: Final answer
    x = 483,800.05

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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.