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Finding the Fourth Proportional to 482.01, 723.33 and 276.99

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Solution

The fourth proportional to 482.01, 723.33 and 276.99 is: 415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.01 : 723.33 = 276.99 : x
  2. Step 2: Convert to fraction form
    482.01/723.33 = 276.99/x
  3. Step 3: Cross multiply
    482.01x = 723.33 × 276.99
  4. Step 4: Simplify right side
    482.01x = 200,355.18
  5. Step 5: Solve for x
    x = 200,355.18/482.01
  6. Step 6: Final answer
    x = 415.67

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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.