Home / 869,594.67-1,304,481.38-300,974.84

Finding the Fourth Proportional to 869,594.67, 1,304,481.38 and 300,974.84

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Solution

The fourth proportional to 869,594.67, 1,304,481.38 and 300,974.84 is: 451,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,594.67 : 1,304,481.38 = 300,974.84 : x
  2. Step 2: Convert to fraction form
    869,594.67/1,304,481.38 = 300,974.84/x
  3. Step 3: Cross multiply
    869,594.67x = 1,304,481.38 × 300,974.84
  4. Step 4: Simplify right side
    869,594.67x = 392,616,070,928.30
  5. Step 5: Solve for x
    x = 392,616,070,928.30/869,594.67
  6. Step 6: Final answer
    x = 451,493.19

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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.