Home / 844,489.20-1,266,816.96-245,455.59

Finding the Fourth Proportional to 844,489.20, 1,266,816.96 and 245,455.59

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Solution

The fourth proportional to 844,489.20, 1,266,816.96 and 245,455.59 is: 368,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,489.20 : 1,266,816.96 = 245,455.59 : x
  2. Step 2: Convert to fraction form
    844,489.20/1,266,816.96 = 245,455.59/x
  3. Step 3: Cross multiply
    844,489.20x = 1,266,816.96 × 245,455.59
  4. Step 4: Simplify right side
    844,489.20x = 310,947,304,338.81
  5. Step 5: Solve for x
    x = 310,947,304,338.81/844,489.20
  6. Step 6: Final answer
    x = 368,207.56

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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.