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Finding the Fourth Proportional to 504,674.65, 757,014.81 and 149,691.34

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Solution

The fourth proportional to 504,674.65, 757,014.81 and 149,691.34 is: 224,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,674.65 : 757,014.81 = 149,691.34 : x
  2. Step 2: Convert to fraction form
    504,674.65/757,014.81 = 149,691.34/x
  3. Step 3: Cross multiply
    504,674.65x = 757,014.81 × 149,691.34
  4. Step 4: Simplify right side
    504,674.65x = 113,318,561,308.75
  5. Step 5: Solve for x
    x = 113,318,561,308.75/504,674.65
  6. Step 6: Final answer
    x = 224,537.85

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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.