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Finding the Fourth Proportional to 885.70, 1,326.39 and 596.26

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Solution

The fourth proportional to 885.70, 1,326.39 and 596.26 is: 892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    885.70 : 1,326.39 = 596.26 : x
  2. Step 2: Convert to fraction form
    885.70/1,326.39 = 596.26/x
  3. Step 3: Cross multiply
    885.70x = 1,326.39 × 596.26
  4. Step 4: Simplify right side
    885.70x = 790,873.30
  5. Step 5: Solve for x
    x = 790,873.30/885.70
  6. Step 6: Final answer
    x = 892.94

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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.