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Finding the Fourth Proportional to 422,961.92, 583,633.64 and 241,685.60

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Solution

The fourth proportional to 422,961.92, 583,633.64 and 241,685.60 is: 333,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,961.92 : 583,633.64 = 241,685.60 : x
  2. Step 2: Convert to fraction form
    422,961.92/583,633.64 = 241,685.60/x
  3. Step 3: Cross multiply
    422,961.92x = 583,633.64 × 241,685.60
  4. Step 4: Simplify right side
    422,961.92x = 141,055,846,463.58
  5. Step 5: Solve for x
    x = 141,055,846,463.58/422,961.92
  6. Step 6: Final answer
    x = 333,495.38

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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.