Home / 728,619.43-1,093,002.06-223,174.57

Finding the Fourth Proportional to 728,619.43, 1,093,002.06 and 223,174.57

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Solution

The fourth proportional to 728,619.43, 1,093,002.06 and 223,174.57 is: 334,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,619.43 : 1,093,002.06 = 223,174.57 : x
  2. Step 2: Convert to fraction form
    728,619.43/1,093,002.06 = 223,174.57/x
  3. Step 3: Cross multiply
    728,619.43x = 1,093,002.06 × 223,174.57
  4. Step 4: Simplify right side
    728,619.43x = 243,930,264,749.61
  5. Step 5: Solve for x
    x = 243,930,264,749.61/728,619.43
  6. Step 6: Final answer
    x = 334,784.19

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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.