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Finding the Fourth Proportional to 530.92, 732.09 and 334.09

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Solution

The fourth proportional to 530.92, 732.09 and 334.09 is: 460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.92 : 732.09 = 334.09 : x
  2. Step 2: Convert to fraction form
    530.92/732.09 = 334.09/x
  3. Step 3: Cross multiply
    530.92x = 732.09 × 334.09
  4. Step 4: Simplify right side
    530.92x = 244,583.95
  5. Step 5: Solve for x
    x = 244,583.95/530.92
  6. Step 6: Final answer
    x = 460.68

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.