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Finding the Fourth Proportional to 364.02, 545.63 and 201.84

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Solution

The fourth proportional to 364.02, 545.63 and 201.84 is: 302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.02 : 545.63 = 201.84 : x
  2. Step 2: Convert to fraction form
    364.02/545.63 = 201.84/x
  3. Step 3: Cross multiply
    364.02x = 545.63 × 201.84
  4. Step 4: Simplify right side
    364.02x = 110,128.95
  5. Step 5: Solve for x
    x = 110,128.95/364.02
  6. Step 6: Final answer
    x = 302.54

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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.