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Finding the Fourth Proportional to 448.73, 673.01 and 124.03

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Solution

The fourth proportional to 448.73, 673.01 and 124.03 is: 186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.73 : 673.01 = 124.03 : x
  2. Step 2: Convert to fraction form
    448.73/673.01 = 124.03/x
  3. Step 3: Cross multiply
    448.73x = 673.01 × 124.03
  4. Step 4: Simplify right side
    448.73x = 83,469.45
  5. Step 5: Solve for x
    x = 83,469.45/448.73
  6. Step 6: Final answer
    x = 186.01

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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.