Home / 863,827.20-1,295,989.65-264,876.57

Finding the Fourth Proportional to 863,827.20, 1,295,989.65 and 264,876.57

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Solution

The fourth proportional to 863,827.20, 1,295,989.65 and 264,876.57 is: 397,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,827.20 : 1,295,989.65 = 264,876.57 : x
  2. Step 2: Convert to fraction form
    863,827.20/1,295,989.65 = 264,876.57/x
  3. Step 3: Cross multiply
    863,827.20x = 1,295,989.65 × 264,876.57
  4. Step 4: Simplify right side
    863,827.20x = 343,277,293,247.50
  5. Step 5: Solve for x
    x = 343,277,293,247.50/863,827.20
  6. Step 6: Final answer
    x = 397,391.16

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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.