Home / 694,845.54-1,042,111.38-352,942.68

Finding the Fourth Proportional to 694,845.54, 1,042,111.38 and 352,942.68

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Solution

The fourth proportional to 694,845.54, 1,042,111.38 and 352,942.68 is: 529,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,845.54 : 1,042,111.38 = 352,942.68 : x
  2. Step 2: Convert to fraction form
    694,845.54/1,042,111.38 = 352,942.68/x
  3. Step 3: Cross multiply
    694,845.54x = 1,042,111.38 × 352,942.68
  4. Step 4: Simplify right side
    694,845.54x = 367,805,583,315.70
  5. Step 5: Solve for x
    x = 367,805,583,315.70/694,845.54
  6. Step 6: Final answer
    x = 529,334.31

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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.