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Finding the Fourth Proportional to 559,491.57, 839,624.94 and 222,497.69

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Solution

The fourth proportional to 559,491.57, 839,624.94 and 222,497.69 is: 333,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,491.57 : 839,624.94 = 222,497.69 : x
  2. Step 2: Convert to fraction form
    559,491.57/839,624.94 = 222,497.69/x
  3. Step 3: Cross multiply
    559,491.57x = 839,624.94 × 222,497.69
  4. Step 4: Simplify right side
    559,491.57x = 186,814,605,418.26
  5. Step 5: Solve for x
    x = 186,814,605,418.26/559,491.57
  6. Step 6: Final answer
    x = 333,900.66

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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.