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Finding the Fourth Proportional to 264,795.76, 397,190.17 and 65,117.89

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Solution

The fourth proportional to 264,795.76, 397,190.17 and 65,117.89 is: 97,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,795.76 : 397,190.17 = 65,117.89 : x
  2. Step 2: Convert to fraction form
    264,795.76/397,190.17 = 65,117.89/x
  3. Step 3: Cross multiply
    264,795.76x = 397,190.17 × 65,117.89
  4. Step 4: Simplify right side
    264,795.76x = 25,864,185,799.14
  5. Step 5: Solve for x
    x = 25,864,185,799.14/264,795.76
  6. Step 6: Final answer
    x = 97,675.98

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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.