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Finding the Fourth Proportional to 508.48, 762.01 and 183.67

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Solution

The fourth proportional to 508.48, 762.01 and 183.67 is: 275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.48 : 762.01 = 183.67 : x
  2. Step 2: Convert to fraction form
    508.48/762.01 = 183.67/x
  3. Step 3: Cross multiply
    508.48x = 762.01 × 183.67
  4. Step 4: Simplify right side
    508.48x = 139,956.01
  5. Step 5: Solve for x
    x = 139,956.01/508.48
  6. Step 6: Final answer
    x = 275.25

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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.