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Finding the Fourth Proportional to 888.46, 1,225.63 and 594.12

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Solution

The fourth proportional to 888.46, 1,225.63 and 594.12 is: 819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.46 : 1,225.63 = 594.12 : x
  2. Step 2: Convert to fraction form
    888.46/1,225.63 = 594.12/x
  3. Step 3: Cross multiply
    888.46x = 1,225.63 × 594.12
  4. Step 4: Simplify right side
    888.46x = 728,171.30
  5. Step 5: Solve for x
    x = 728,171.30/888.46
  6. Step 6: Final answer
    x = 819.59

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Double scale
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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.