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Finding the Fourth Proportional to 537.56, 806.33 and 322.10

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Solution

The fourth proportional to 537.56, 806.33 and 322.10 is: 483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.56 : 806.33 = 322.10 : x
  2. Step 2: Convert to fraction form
    537.56/806.33 = 322.10/x
  3. Step 3: Cross multiply
    537.56x = 806.33 × 322.10
  4. Step 4: Simplify right side
    537.56x = 259,718.89
  5. Step 5: Solve for x
    x = 259,718.89/537.56
  6. Step 6: Final answer
    x = 483.14

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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.