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Finding the Fourth Proportional to 506.36, 700.14 and 483

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Solution

The fourth proportional to 506.36, 700.14 and 483 is: 667.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.36 : 700.14 = 483 : x
  2. Step 2: Convert to fraction form
    506.36/700.14 = 483/x
  3. Step 3: Cross multiply
    506.36x = 700.14 × 483
  4. Step 4: Simplify right side
    506.36x = 338,167.62
  5. Step 5: Solve for x
    x = 338,167.62/506.36
  6. Step 6: Final answer
    x = 667.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.