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Finding the Fourth Proportional to 264,865.25, 365,512.82 and 156,032.84

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Solution

The fourth proportional to 264,865.25, 365,512.82 and 156,032.84 is: 215,324.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,865.25 : 365,512.82 = 156,032.84 : x
  2. Step 2: Convert to fraction form
    264,865.25/365,512.82 = 156,032.84/x
  3. Step 3: Cross multiply
    264,865.25x = 365,512.82 × 156,032.84
  4. Step 4: Simplify right side
    264,865.25x = 57,032,000,753.28
  5. Step 5: Solve for x
    x = 57,032,000,753.28/264,865.25
  6. Step 6: Final answer
    x = 215,324.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.