Home / 728,633.50-1,093,023.16-223,188.64

Finding the Fourth Proportional to 728,633.50, 1,093,023.16 and 223,188.64

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Solution

The fourth proportional to 728,633.50, 1,093,023.16 and 223,188.64 is: 334,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,633.50 : 1,093,023.16 = 223,188.64 : x
  2. Step 2: Convert to fraction form
    728,633.50/1,093,023.16 = 223,188.64/x
  3. Step 3: Cross multiply
    728,633.50x = 1,093,023.16 × 223,188.64
  4. Step 4: Simplify right side
    728,633.50x = 243,950,352,568.90
  5. Step 5: Solve for x
    x = 243,950,352,568.90/728,633.50
  6. Step 6: Final answer
    x = 334,805.29

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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.