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Finding the Fourth Proportional to 599,730.51, 827,639.88 and 327,790.83

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Solution

The fourth proportional to 599,730.51, 827,639.88 and 327,790.83 is: 452,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,730.51 : 827,639.88 = 327,790.83 : x
  2. Step 2: Convert to fraction form
    599,730.51/827,639.88 = 327,790.83/x
  3. Step 3: Cross multiply
    599,730.51x = 827,639.88 × 327,790.83
  4. Step 4: Simplify right side
    599,730.51x = 271,292,763,206.30
  5. Step 5: Solve for x
    x = 271,292,763,206.30/599,730.51
  6. Step 6: Final answer
    x = 452,357.78

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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.