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Finding the Fourth Proportional to 488,748.84, 733,222.01 and 168,912.39

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Solution

The fourth proportional to 488,748.84, 733,222.01 and 168,912.39 is: 253,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,748.84 : 733,222.01 = 168,912.39 : x
  2. Step 2: Convert to fraction form
    488,748.84/733,222.01 = 168,912.39/x
  3. Step 3: Cross multiply
    488,748.84x = 733,222.01 × 168,912.39
  4. Step 4: Simplify right side
    488,748.84x = 123,850,280,207.06
  5. Step 5: Solve for x
    x = 123,850,280,207.06/488,748.84
  6. Step 6: Final answer
    x = 253,402.71

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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.