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Finding the Fourth Proportional to 504,759.90, 757,286.40 and 163,195.98

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Solution

The fourth proportional to 504,759.90, 757,286.40 and 163,195.98 is: 244,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,759.90 : 757,286.40 = 163,195.98 : x
  2. Step 2: Convert to fraction form
    504,759.90/757,286.40 = 163,195.98/x
  3. Step 3: Cross multiply
    504,759.90x = 757,286.40 × 163,195.98
  4. Step 4: Simplify right side
    504,759.90x = 123,586,096,188.67
  5. Step 5: Solve for x
    x = 123,586,096,188.67/504,759.90
  6. Step 6: Final answer
    x = 244,841.35

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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.