Home / 825,900.56-1,238,734.20-264,862.16

Finding the Fourth Proportional to 825,900.56, 1,238,734.20 and 264,862.16

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Solution

The fourth proportional to 825,900.56, 1,238,734.20 and 264,862.16 is: 397,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,900.56 : 1,238,734.20 = 264,862.16 : x
  2. Step 2: Convert to fraction form
    825,900.56/1,238,734.20 = 264,862.16/x
  3. Step 3: Cross multiply
    825,900.56x = 1,238,734.20 × 264,862.16
  4. Step 4: Simplify right side
    825,900.56x = 328,093,815,877.87
  5. Step 5: Solve for x
    x = 328,093,815,877.87/825,900.56
  6. Step 6: Final answer
    x = 397,255.83

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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.