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Finding the Fourth Proportional to 797.54, 1,100.34 and 466.07

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Solution

The fourth proportional to 797.54, 1,100.34 and 466.07 is: 643.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.54 : 1,100.34 = 466.07 : x
  2. Step 2: Convert to fraction form
    797.54/1,100.34 = 466.07/x
  3. Step 3: Cross multiply
    797.54x = 1,100.34 × 466.07
  4. Step 4: Simplify right side
    797.54x = 512,829.96
  5. Step 5: Solve for x
    x = 512,829.96/797.54
  6. Step 6: Final answer
    x = 643.02

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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.