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Finding the Fourth Proportional to 504,351.75, 756,526.26 and 149,393.45

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Solution

The fourth proportional to 504,351.75, 756,526.26 and 149,393.45 is: 224,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,351.75 : 756,526.26 = 149,393.45 : x
  2. Step 2: Convert to fraction form
    504,351.75/756,526.26 = 149,393.45/x
  3. Step 3: Cross multiply
    504,351.75x = 756,526.26 × 149,393.45
  4. Step 4: Simplify right side
    504,351.75x = 113,020,067,997.00
  5. Step 5: Solve for x
    x = 113,020,067,997.00/504,351.75
  6. Step 6: Final answer
    x = 224,089.77

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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.