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Finding the Fourth Proportional to 334,627.75, 501,867.82 and 97,988.89

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Solution

The fourth proportional to 334,627.75, 501,867.82 and 97,988.89 is: 146,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,627.75 : 501,867.82 = 97,988.89 : x
  2. Step 2: Convert to fraction form
    334,627.75/501,867.82 = 97,988.89/x
  3. Step 3: Cross multiply
    334,627.75x = 501,867.82 × 97,988.89
  4. Step 4: Simplify right side
    334,627.75x = 49,177,467,609.24
  5. Step 5: Solve for x
    x = 49,177,467,609.24/334,627.75
  6. Step 6: Final answer
    x = 146,961.71

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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.