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Finding the Fourth Proportional to 506.44, 758.14 and 460.18

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Solution

The fourth proportional to 506.44, 758.14 and 460.18 is: 688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.44 : 758.14 = 460.18 : x
  2. Step 2: Convert to fraction form
    506.44/758.14 = 460.18/x
  3. Step 3: Cross multiply
    506.44x = 758.14 × 460.18
  4. Step 4: Simplify right side
    506.44x = 348,880.87
  5. Step 5: Solve for x
    x = 348,880.87/506.44
  6. Step 6: Final answer
    x = 688.89

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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.