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Finding the Fourth Proportional to 883.08, 1,324.98 and 450.54

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Solution

The fourth proportional to 883.08, 1,324.98 and 450.54 is: 675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.08 : 1,324.98 = 450.54 : x
  2. Step 2: Convert to fraction form
    883.08/1,324.98 = 450.54/x
  3. Step 3: Cross multiply
    883.08x = 1,324.98 × 450.54
  4. Step 4: Simplify right side
    883.08x = 596,956.49
  5. Step 5: Solve for x
    x = 596,956.49/883.08
  6. Step 6: Final answer
    x = 675.99

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Double scale
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1.5x scale

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.