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Finding the Fourth Proportional to 254,556.64, 351,146.64 and 236,535.76

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Solution

The fourth proportional to 254,556.64, 351,146.64 and 236,535.76 is: 326,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,556.64 : 351,146.64 = 236,535.76 : x
  2. Step 2: Convert to fraction form
    254,556.64/351,146.64 = 236,535.76/x
  3. Step 3: Cross multiply
    254,556.64x = 351,146.64 × 236,535.76
  4. Step 4: Simplify right side
    254,556.64x = 83,058,737,363.85
  5. Step 5: Solve for x
    x = 83,058,737,363.85/254,556.64
  6. Step 6: Final answer
    x = 326,287.84

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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.