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Finding the Fourth Proportional to 356,037.93, 533,687.84 and 222,611.79

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Solution

The fourth proportional to 356,037.93, 533,687.84 and 222,611.79 is: 333,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,037.93 : 533,687.84 = 222,611.79 : x
  2. Step 2: Convert to fraction form
    356,037.93/533,687.84 = 222,611.79/x
  3. Step 3: Cross multiply
    356,037.93x = 533,687.84 × 222,611.79
  4. Step 4: Simplify right side
    356,037.93x = 118,805,204,250.58
  5. Step 5: Solve for x
    x = 118,805,204,250.58/356,037.93
  6. Step 6: Final answer
    x = 333,686.93

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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.