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Finding the Fourth Proportional to 364.49, 546.83 and 202.13

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Solution

The fourth proportional to 364.49, 546.83 and 202.13 is: 303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.49 : 546.83 = 202.13 : x
  2. Step 2: Convert to fraction form
    364.49/546.83 = 202.13/x
  3. Step 3: Cross multiply
    364.49x = 546.83 × 202.13
  4. Step 4: Simplify right side
    364.49x = 110,527.00
  5. Step 5: Solve for x
    x = 110,527.00/364.49
  6. Step 6: Final answer
    x = 303.24

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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.