Home / 852,182.64-1,278,055.26-253,004.78

Finding the Fourth Proportional to 852,182.64, 1,278,055.26 and 253,004.78

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Solution

The fourth proportional to 852,182.64, 1,278,055.26 and 253,004.78 is: 379,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,182.64 : 1,278,055.26 = 253,004.78 : x
  2. Step 2: Convert to fraction form
    852,182.64/1,278,055.26 = 253,004.78/x
  3. Step 3: Cross multiply
    852,182.64x = 1,278,055.26 × 253,004.78
  4. Step 4: Simplify right side
    852,182.64x = 323,354,093,079.28
  5. Step 5: Solve for x
    x = 323,354,093,079.28/852,182.64
  6. Step 6: Final answer
    x = 379,442.24

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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.