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Finding the Fourth Proportional to 797.48, 1,100.52 and 466

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Solution

The fourth proportional to 797.48, 1,100.52 and 466 is: 643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.48 : 1,100.52 = 466 : x
  2. Step 2: Convert to fraction form
    797.48/1,100.52 = 466/x
  3. Step 3: Cross multiply
    797.48x = 1,100.52 × 466
  4. Step 4: Simplify right side
    797.48x = 512,842.32
  5. Step 5: Solve for x
    x = 512,842.32/797.48
  6. Step 6: Final answer
    x = 643.08

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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.