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Finding the Fourth Proportional to 504,578.89, 756,992.91 and 149,592.90

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Solution

The fourth proportional to 504,578.89, 756,992.91 and 149,592.90 is: 224,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,578.89 : 756,992.91 = 149,592.90 : x
  2. Step 2: Convert to fraction form
    504,578.89/756,992.91 = 149,592.90/x
  3. Step 3: Cross multiply
    504,578.89x = 756,992.91 × 149,592.90
  4. Step 4: Simplify right side
    504,578.89x = 113,240,764,686.34
  5. Step 5: Solve for x
    x = 113,240,764,686.34/504,578.89
  6. Step 6: Final answer
    x = 224,426.28

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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.