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Finding the Fourth Proportional to 429,076.53, 592,086.38 and 254,616.64

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Solution

The fourth proportional to 429,076.53, 592,086.38 and 254,616.64 is: 351,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,076.53 : 592,086.38 = 254,616.64 : x
  2. Step 2: Convert to fraction form
    429,076.53/592,086.38 = 254,616.64/x
  3. Step 3: Cross multiply
    429,076.53x = 592,086.38 × 254,616.64
  4. Step 4: Simplify right side
    429,076.53x = 150,755,041,912.06
  5. Step 5: Solve for x
    x = 150,755,041,912.06/429,076.53
  6. Step 6: Final answer
    x = 351,347.68

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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.