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Finding the Fourth Proportional to 599,917.68, 827,908.50 and 328,003.68

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Solution

The fourth proportional to 599,917.68, 827,908.50 and 328,003.68 is: 452,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,917.68 : 827,908.50 = 328,003.68 : x
  2. Step 2: Convert to fraction form
    599,917.68/827,908.50 = 328,003.68/x
  3. Step 3: Cross multiply
    599,917.68x = 827,908.50 × 328,003.68
  4. Step 4: Simplify right side
    599,917.68x = 271,557,034,703.28
  5. Step 5: Solve for x
    x = 271,557,034,703.28/599,917.68
  6. Step 6: Final answer
    x = 452,657.16

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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.