Home / 720,540.96-1,079,937.52-529,227.38

Finding the Fourth Proportional to 720,540.96, 1,079,937.52 and 529,227.38

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Solution

The fourth proportional to 720,540.96, 1,079,937.52 and 529,227.38 is: 793,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,540.96 : 1,079,937.52 = 529,227.38 : x
  2. Step 2: Convert to fraction form
    720,540.96/1,079,937.52 = 529,227.38/x
  3. Step 3: Cross multiply
    720,540.96x = 1,079,937.52 × 529,227.38
  4. Step 4: Simplify right side
    720,540.96x = 571,532,504,273.30
  5. Step 5: Solve for x
    x = 571,532,504,273.30/720,540.96
  6. Step 6: Final answer
    x = 793,199.19

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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.