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Finding the Fourth Proportional to 615.58, 849.52 and 367.06

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Solution

The fourth proportional to 615.58, 849.52 and 367.06 is: 506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    615.58 : 849.52 = 367.06 : x
  2. Step 2: Convert to fraction form
    615.58/849.52 = 367.06/x
  3. Step 3: Cross multiply
    615.58x = 849.52 × 367.06
  4. Step 4: Simplify right side
    615.58x = 311,824.81
  5. Step 5: Solve for x
    x = 311,824.81/615.58
  6. Step 6: Final answer
    x = 506.55

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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.