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Finding the Fourth Proportional to 1,048.44, 1,446.85 and 582.69

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Solution

The fourth proportional to 1,048.44, 1,446.85 and 582.69 is: 804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048.44 : 1,446.85 = 582.69 : x
  2. Step 2: Convert to fraction form
    1,048.44/1,446.85 = 582.69/x
  3. Step 3: Cross multiply
    1,048.44x = 1,446.85 × 582.69
  4. Step 4: Simplify right side
    1,048.44x = 843,062.11
  5. Step 5: Solve for x
    x = 843,062.11/1,048.44
  6. Step 6: Final answer
    x = 804.11

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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.