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Finding the Fourth Proportional to 559,181.70, 838,313.28 and 222,077.52

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Solution

The fourth proportional to 559,181.70, 838,313.28 and 222,077.52 is: 332,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,181.70 : 838,313.28 = 222,077.52 : x
  2. Step 2: Convert to fraction form
    559,181.70/838,313.28 = 222,077.52/x
  3. Step 3: Cross multiply
    559,181.70x = 838,313.28 × 222,077.52
  4. Step 4: Simplify right side
    559,181.70x = 186,170,534,205.47
  5. Step 5: Solve for x
    x = 186,170,534,205.47/559,181.70
  6. Step 6: Final answer
    x = 332,933.88

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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.