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Finding the Fourth Proportional to 311,559.84, 467,006.04 and 222,543.36

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Solution

The fourth proportional to 311,559.84, 467,006.04 and 222,543.36 is: 333,576.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,559.84 : 467,006.04 = 222,543.36 : x
  2. Step 2: Convert to fraction form
    311,559.84/467,006.04 = 222,543.36/x
  3. Step 3: Cross multiply
    311,559.84x = 467,006.04 × 222,543.36
  4. Step 4: Simplify right side
    311,559.84x = 103,929,093,281.89
  5. Step 5: Solve for x
    x = 103,929,093,281.89/311,559.84
  6. Step 6: Final answer
    x = 333,576.67

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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.