Home / 863,706.64-1,295,513.24-264,669.52

Finding the Fourth Proportional to 863,706.64, 1,295,513.24 and 264,669.52

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Solution

The fourth proportional to 863,706.64, 1,295,513.24 and 264,669.52 is: 396,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,706.64 : 1,295,513.24 = 264,669.52 : x
  2. Step 2: Convert to fraction form
    863,706.64/1,295,513.24 = 264,669.52/x
  3. Step 3: Cross multiply
    863,706.64x = 1,295,513.24 × 264,669.52
  4. Step 4: Simplify right side
    863,706.64x = 342,882,867,384.45
  5. Step 5: Solve for x
    x = 342,882,867,384.45/863,706.64
  6. Step 6: Final answer
    x = 396,989.96

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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.