Home / 559,318.30-839,086.80-222,301.60

Finding the Fourth Proportional to 559,318.30, 839,086.80 and 222,301.60

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Solution

The fourth proportional to 559,318.30, 839,086.80 and 222,301.60 is: 333,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,318.30 : 839,086.80 = 222,301.60 : x
  2. Step 2: Convert to fraction form
    559,318.30/839,086.80 = 222,301.60/x
  3. Step 3: Cross multiply
    559,318.30x = 839,086.80 × 222,301.60
  4. Step 4: Simplify right side
    559,318.30x = 186,530,338,178.88
  5. Step 5: Solve for x
    x = 186,530,338,178.88/559,318.30
  6. Step 6: Final answer
    x = 333,495.86

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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.