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Finding the Fourth Proportional to 730.01, 1,094.72 and 267.91

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Solution

The fourth proportional to 730.01, 1,094.72 and 267.91 is: 401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.01 : 1,094.72 = 267.91 : x
  2. Step 2: Convert to fraction form
    730.01/1,094.72 = 267.91/x
  3. Step 3: Cross multiply
    730.01x = 1,094.72 × 267.91
  4. Step 4: Simplify right side
    730.01x = 293,282.36
  5. Step 5: Solve for x
    x = 293,282.36/730.01
  6. Step 6: Final answer
    x = 401.75

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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.