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Finding the Fourth Proportional to 488.07, 673.52 and 267.02

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Solution

The fourth proportional to 488.07, 673.52 and 267.02 is: 368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.07 : 673.52 = 267.02 : x
  2. Step 2: Convert to fraction form
    488.07/673.52 = 267.02/x
  3. Step 3: Cross multiply
    488.07x = 673.52 × 267.02
  4. Step 4: Simplify right side
    488.07x = 179,842.13
  5. Step 5: Solve for x
    x = 179,842.13/488.07
  6. Step 6: Final answer
    x = 368.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.