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Finding the Fourth Proportional to 615.84, 923.87 and 182.98

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Solution

The fourth proportional to 615.84, 923.87 and 182.98 is: 274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    615.84 : 923.87 = 182.98 : x
  2. Step 2: Convert to fraction form
    615.84/923.87 = 182.98/x
  3. Step 3: Cross multiply
    615.84x = 923.87 × 182.98
  4. Step 4: Simplify right side
    615.84x = 169,049.73
  5. Step 5: Solve for x
    x = 169,049.73/615.84
  6. Step 6: Final answer
    x = 274.50

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Double scale
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Similar ratio
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1.5x scale

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.