Home / 558,962.20-838,367.70-222,250.60

Finding the Fourth Proportional to 558,962.20, 838,367.70 and 222,250.60

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Solution

The fourth proportional to 558,962.20, 838,367.70 and 222,250.60 is: 333,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,962.20 : 838,367.70 = 222,250.60 : x
  2. Step 2: Convert to fraction form
    558,962.20/838,367.70 = 222,250.60/x
  3. Step 3: Cross multiply
    558,962.20x = 838,367.70 × 222,250.60
  4. Step 4: Simplify right side
    558,962.20x = 186,327,724,345.62
  5. Step 5: Solve for x
    x = 186,327,724,345.62/558,962.20
  6. Step 6: Final answer
    x = 333,345.84

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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.