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Finding the Fourth Proportional to 508.22, 762.33 and 183.35

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Solution

The fourth proportional to 508.22, 762.33 and 183.35 is: 275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.22 : 762.33 = 183.35 : x
  2. Step 2: Convert to fraction form
    508.22/762.33 = 183.35/x
  3. Step 3: Cross multiply
    508.22x = 762.33 × 183.35
  4. Step 4: Simplify right side
    508.22x = 139,772.29
  5. Step 5: Solve for x
    x = 139,772.29/508.22
  6. Step 6: Final answer
    x = 275.03

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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.