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Finding the Fourth Proportional to 599,877.72, 899,634.78 and 315,414.96

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Solution

The fourth proportional to 599,877.72, 899,634.78 and 315,414.96 is: 473,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,877.72 : 899,634.78 = 315,414.96 : x
  2. Step 2: Convert to fraction form
    599,877.72/899,634.78 = 315,414.96/x
  3. Step 3: Cross multiply
    599,877.72x = 899,634.78 × 315,414.96
  4. Step 4: Simplify right side
    599,877.72x = 283,758,268,148.31
  5. Step 5: Solve for x
    x = 283,758,268,148.31/599,877.72
  6. Step 6: Final answer
    x = 473,026.85

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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.