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Finding the Fourth Proportional to 422,441.84, 632,152.92 and 366,935.96

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Solution

The fourth proportional to 422,441.84, 632,152.92 and 366,935.96 is: 549,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,441.84 : 632,152.92 = 366,935.96 : x
  2. Step 2: Convert to fraction form
    422,441.84/632,152.92 = 366,935.96/x
  3. Step 3: Cross multiply
    422,441.84x = 632,152.92 × 366,935.96
  4. Step 4: Simplify right side
    422,441.84x = 231,959,638,567.00
  5. Step 5: Solve for x
    x = 231,959,638,567.00/422,441.84
  6. Step 6: Final answer
    x = 549,092.48

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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.