Home / 844,456.45-1,266,767.84-245,422.84

Finding the Fourth Proportional to 844,456.45, 1,266,767.84 and 245,422.84

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Solution

The fourth proportional to 844,456.45, 1,266,767.84 and 245,422.84 is: 368,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,456.45 : 1,266,767.84 = 245,422.84 : x
  2. Step 2: Convert to fraction form
    844,456.45/1,266,767.84 = 245,422.84/x
  3. Step 3: Cross multiply
    844,456.45x = 1,266,767.84 × 245,422.84
  4. Step 4: Simplify right side
    844,456.45x = 310,893,760,913.47
  5. Step 5: Solve for x
    x = 310,893,760,913.47/844,456.45
  6. Step 6: Final answer
    x = 368,158.43

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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.