Home / 847,309.66-1,270,974.77-248,282.97

Finding the Fourth Proportional to 847,309.66, 1,270,974.77 and 248,282.97

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Solution

The fourth proportional to 847,309.66, 1,270,974.77 and 248,282.97 is: 372,427.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,309.66 : 1,270,974.77 = 248,282.97 : x
  2. Step 2: Convert to fraction form
    847,309.66/1,270,974.77 = 248,282.97/x
  3. Step 3: Cross multiply
    847,309.66x = 1,270,974.77 × 248,282.97
  4. Step 4: Simplify right side
    847,309.66x = 315,561,385,614.16
  5. Step 5: Solve for x
    x = 315,561,385,614.16/847,309.66
  6. Step 6: Final answer
    x = 372,427.46

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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.