Home / 248,198.12-369,490-246,721.90

Finding the Fourth Proportional to 248,198.12, 369,490 and 246,721.90

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Solution

The fourth proportional to 248,198.12, 369,490 and 246,721.90 is: 367,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,198.12 : 369,490 = 246,721.90 : x
  2. Step 2: Convert to fraction form
    248,198.12/369,490 = 246,721.90/x
  3. Step 3: Cross multiply
    248,198.12x = 369,490 × 246,721.90
  4. Step 4: Simplify right side
    248,198.12x = 91,161,274,831
  5. Step 5: Solve for x
    x = 91,161,274,831/248,198.12
  6. Step 6: Final answer
    x = 367,292.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.