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Finding the Fourth Proportional to 504,029.30, 756,389.55 and 223,747.70

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Solution

The fourth proportional to 504,029.30, 756,389.55 and 223,747.70 is: 335,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,029.30 : 756,389.55 = 223,747.70 : x
  2. Step 2: Convert to fraction form
    504,029.30/756,389.55 = 223,747.70/x
  3. Step 3: Cross multiply
    504,029.30x = 756,389.55 × 223,747.70
  4. Step 4: Simplify right side
    504,029.30x = 169,240,422,116.54
  5. Step 5: Solve for x
    x = 169,240,422,116.54/504,029.30
  6. Step 6: Final answer
    x = 335,774.97

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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.