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Finding the Fourth Proportional to 350,998.52, 484,673.22 and 222,164.28

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Solution

The fourth proportional to 350,998.52, 484,673.22 and 222,164.28 is: 306,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,998.52 : 484,673.22 = 222,164.28 : x
  2. Step 2: Convert to fraction form
    350,998.52/484,673.22 = 222,164.28/x
  3. Step 3: Cross multiply
    350,998.52x = 484,673.22 × 222,164.28
  4. Step 4: Simplify right side
    350,998.52x = 107,677,076,956.58
  5. Step 5: Solve for x
    x = 107,677,076,956.58/350,998.52
  6. Step 6: Final answer
    x = 306,773.60

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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.