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Finding the Fourth Proportional to 515.36, 773.35 and 466.56

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Solution

The fourth proportional to 515.36, 773.35 and 466.56 is: 700.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    515.36 : 773.35 = 466.56 : x
  2. Step 2: Convert to fraction form
    515.36/773.35 = 466.56/x
  3. Step 3: Cross multiply
    515.36x = 773.35 × 466.56
  4. Step 4: Simplify right side
    515.36x = 360,813.01
  5. Step 5: Solve for x
    x = 360,813.01/515.36
  6. Step 6: Final answer
    x = 700.11

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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.