Home / 863,679.07-1,295,471.85-264,641.95

Finding the Fourth Proportional to 863,679.07, 1,295,471.85 and 264,641.95

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Solution

The fourth proportional to 863,679.07, 1,295,471.85 and 264,641.95 is: 396,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,679.07 : 1,295,471.85 = 264,641.95 : x
  2. Step 2: Convert to fraction form
    863,679.07/1,295,471.85 = 264,641.95/x
  3. Step 3: Cross multiply
    863,679.07x = 1,295,471.85 × 264,641.95
  4. Step 4: Simplify right side
    863,679.07x = 342,836,197,181.04
  5. Step 5: Solve for x
    x = 342,836,197,181.04/863,679.07
  6. Step 6: Final answer
    x = 396,948.60

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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.