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Finding the Fourth Proportional to 301,634.01, 416,259.94 and 165,680.52

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Solution

The fourth proportional to 301,634.01, 416,259.94 and 165,680.52 is: 228,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,634.01 : 416,259.94 = 165,680.52 : x
  2. Step 2: Convert to fraction form
    301,634.01/416,259.94 = 165,680.52/x
  3. Step 3: Cross multiply
    301,634.01x = 416,259.94 × 165,680.52
  4. Step 4: Simplify right side
    301,634.01x = 68,966,162,485.97
  5. Step 5: Solve for x
    x = 68,966,162,485.97/301,634.01
  6. Step 6: Final answer
    x = 228,641.87

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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.