Home / 721,838.44-1,082,076.72-248,192.56

Finding the Fourth Proportional to 721,838.44, 1,082,076.72 and 248,192.56

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Solution

The fourth proportional to 721,838.44, 1,082,076.72 and 248,192.56 is: 372,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,838.44 : 1,082,076.72 = 248,192.56 : x
  2. Step 2: Convert to fraction form
    721,838.44/1,082,076.72 = 248,192.56/x
  3. Step 3: Cross multiply
    721,838.44x = 1,082,076.72 × 248,192.56
  4. Step 4: Simplify right side
    721,838.44x = 268,563,391,253.20
  5. Step 5: Solve for x
    x = 268,563,391,253.20/721,838.44
  6. Step 6: Final answer
    x = 372,054.71

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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.