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Finding the Fourth Proportional to 613,284.75, 846,340.97 and 337,674.66

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Solution

The fourth proportional to 613,284.75, 846,340.97 and 337,674.66 is: 465,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,284.75 : 846,340.97 = 337,674.66 : x
  2. Step 2: Convert to fraction form
    613,284.75/846,340.97 = 337,674.66/x
  3. Step 3: Cross multiply
    613,284.75x = 846,340.97 × 337,674.66
  4. Step 4: Simplify right side
    613,284.75x = 285,787,899,288.82
  5. Step 5: Solve for x
    x = 285,787,899,288.82/613,284.75
  6. Step 6: Final answer
    x = 465,995.44

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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.