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Finding the Fourth Proportional to 599,417.70, 827,197.02 and 327,490.11

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Solution

The fourth proportional to 599,417.70, 827,197.02 and 327,490.11 is: 451,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,417.70 : 827,197.02 = 327,490.11 : x
  2. Step 2: Convert to fraction form
    599,417.70/827,197.02 = 327,490.11/x
  3. Step 3: Cross multiply
    599,417.70x = 827,197.02 × 327,490.11
  4. Step 4: Simplify right side
    599,417.70x = 270,898,843,071.47
  5. Step 5: Solve for x
    x = 270,898,843,071.47/599,417.70
  6. Step 6: Final answer
    x = 451,936.68

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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.