Home / 248,836.10-343,182.56-210,262.91

Finding the Fourth Proportional to 248,836.10, 343,182.56 and 210,262.91

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Solution

The fourth proportional to 248,836.10, 343,182.56 and 210,262.91 is: 289,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,836.10 : 343,182.56 = 210,262.91 : x
  2. Step 2: Convert to fraction form
    248,836.10/343,182.56 = 210,262.91/x
  3. Step 3: Cross multiply
    248,836.10x = 343,182.56 × 210,262.91
  4. Step 4: Simplify right side
    248,836.10x = 72,158,560,959.62
  5. Step 5: Solve for x
    x = 72,158,560,959.62/248,836.10
  6. Step 6: Final answer
    x = 289,984.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.