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Finding the Fourth Proportional to 516.84, 713.54 and 367.58

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Solution

The fourth proportional to 516.84, 713.54 and 367.58 is: 507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.84 : 713.54 = 367.58 : x
  2. Step 2: Convert to fraction form
    516.84/713.54 = 367.58/x
  3. Step 3: Cross multiply
    516.84x = 713.54 × 367.58
  4. Step 4: Simplify right side
    516.84x = 262,283.03
  5. Step 5: Solve for x
    x = 262,283.03/516.84
  6. Step 6: Final answer
    x = 507.47

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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.