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Finding the Fourth Proportional to 530.33, 795.49 and 222.09

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Solution

The fourth proportional to 530.33, 795.49 and 222.09 is: 333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.33 : 795.49 = 222.09 : x
  2. Step 2: Convert to fraction form
    530.33/795.49 = 222.09/x
  3. Step 3: Cross multiply
    530.33x = 795.49 × 222.09
  4. Step 4: Simplify right side
    530.33x = 176,673.55
  5. Step 5: Solve for x
    x = 176,673.55/530.33
  6. Step 6: Final answer
    x = 333.14

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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.