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Finding the Fourth Proportional to 504,788.95, 756,650.04 and 220,230.28

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Solution

The fourth proportional to 504,788.95, 756,650.04 and 220,230.28 is: 330,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,788.95 : 756,650.04 = 220,230.28 : x
  2. Step 2: Convert to fraction form
    504,788.95/756,650.04 = 220,230.28/x
  3. Step 3: Cross multiply
    504,788.95x = 756,650.04 × 220,230.28
  4. Step 4: Simplify right side
    504,788.95x = 166,637,250,171.21
  5. Step 5: Solve for x
    x = 166,637,250,171.21/504,788.95
  6. Step 6: Final answer
    x = 330,112.71

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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.