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Finding the Fourth Proportional to 615.34, 923.08 and 250.07

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Solution

The fourth proportional to 615.34, 923.08 and 250.07 is: 375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    615.34 : 923.08 = 250.07 : x
  2. Step 2: Convert to fraction form
    615.34/923.08 = 250.07/x
  3. Step 3: Cross multiply
    615.34x = 923.08 × 250.07
  4. Step 4: Simplify right side
    615.34x = 230,836.30
  5. Step 5: Solve for x
    x = 230,836.30/615.34
  6. Step 6: Final answer
    x = 375.14

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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.