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Finding the Fourth Proportional to 827.92, 1,246.68 and 598.37

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Solution

The fourth proportional to 827.92, 1,246.68 and 598.37 is: 901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    827.92 : 1,246.68 = 598.37 : x
  2. Step 2: Convert to fraction form
    827.92/1,246.68 = 598.37/x
  3. Step 3: Cross multiply
    827.92x = 1,246.68 × 598.37
  4. Step 4: Simplify right side
    827.92x = 745,975.91
  5. Step 5: Solve for x
    x = 745,975.91/827.92
  6. Step 6: Final answer
    x = 901.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.