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Finding the Fourth Proportional to 364.67, 546.06 and 202.13

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Solution

The fourth proportional to 364.67, 546.06 and 202.13 is: 302.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.67 : 546.06 = 202.13 : x
  2. Step 2: Convert to fraction form
    364.67/546.06 = 202.13/x
  3. Step 3: Cross multiply
    364.67x = 546.06 × 202.13
  4. Step 4: Simplify right side
    364.67x = 110,375.11
  5. Step 5: Solve for x
    x = 110,375.11/364.67
  6. Step 6: Final answer
    x = 302.67

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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.