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Finding the Fourth Proportional to 794.22, 1,095.97 and 440.11

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Solution

The fourth proportional to 794.22, 1,095.97 and 440.11 is: 607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.22 : 1,095.97 = 440.11 : x
  2. Step 2: Convert to fraction form
    794.22/1,095.97 = 440.11/x
  3. Step 3: Cross multiply
    794.22x = 1,095.97 × 440.11
  4. Step 4: Simplify right side
    794.22x = 482,347.36
  5. Step 5: Solve for x
    x = 482,347.36/794.22
  6. Step 6: Final answer
    x = 607.32

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1.5x scale

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.