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Finding the Fourth Proportional to 796.01, 1,098.33 and 464.48

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Solution

The fourth proportional to 796.01, 1,098.33 and 464.48 is: 640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.01 : 1,098.33 = 464.48 : x
  2. Step 2: Convert to fraction form
    796.01/1,098.33 = 464.48/x
  3. Step 3: Cross multiply
    796.01x = 1,098.33 × 464.48
  4. Step 4: Simplify right side
    796.01x = 510,152.32
  5. Step 5: Solve for x
    x = 510,152.32/796.01
  6. Step 6: Final answer
    x = 640.89

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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.