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Finding the Fourth Proportional to 895.38, 1,236.05 and 600.84

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Solution

The fourth proportional to 895.38, 1,236.05 and 600.84 is: 829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.38 : 1,236.05 = 600.84 : x
  2. Step 2: Convert to fraction form
    895.38/1,236.05 = 600.84/x
  3. Step 3: Cross multiply
    895.38x = 1,236.05 × 600.84
  4. Step 4: Simplify right side
    895.38x = 742,668.28
  5. Step 5: Solve for x
    x = 742,668.28/895.38
  6. Step 6: Final answer
    x = 829.44

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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.