Home / 852,728.64-1,278,643.24-755,601.27

Finding the Fourth Proportional to 852,728.64, 1,278,643.24 and 755,601.27

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Solution

The fourth proportional to 852,728.64, 1,278,643.24 and 755,601.27 is: 1,133,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,728.64 : 1,278,643.24 = 755,601.27 : x
  2. Step 2: Convert to fraction form
    852,728.64/1,278,643.24 = 755,601.27/x
  3. Step 3: Cross multiply
    852,728.64x = 1,278,643.24 × 755,601.27
  4. Step 4: Simplify right side
    852,728.64x = 966,144,456,020.92
  5. Step 5: Solve for x
    x = 966,144,456,020.92/852,728.64
  6. Step 6: Final answer
    x = 1,133,003.41

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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.