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Finding the Fourth Proportional to 466.80, 700.20 and 441.60

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Solution

The fourth proportional to 466.80, 700.20 and 441.60 is: 662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.80 : 700.20 = 441.60 : x
  2. Step 2: Convert to fraction form
    466.80/700.20 = 441.60/x
  3. Step 3: Cross multiply
    466.80x = 700.20 × 441.60
  4. Step 4: Simplify right side
    466.80x = 309,208.32
  5. Step 5: Solve for x
    x = 309,208.32/466.80
  6. Step 6: Final answer
    x = 662.40

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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.