Home / 727,486.91-1,003,584.24-565,231.56

Finding the Fourth Proportional to 727,486.91, 1,003,584.24 and 565,231.56

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Solution

The fourth proportional to 727,486.91, 1,003,584.24 and 565,231.56 is: 779,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,486.91 : 1,003,584.24 = 565,231.56 : x
  2. Step 2: Convert to fraction form
    727,486.91/1,003,584.24 = 565,231.56/x
  3. Step 3: Cross multiply
    727,486.91x = 1,003,584.24 × 565,231.56
  4. Step 4: Simplify right side
    727,486.91x = 567,257,485,566.62
  5. Step 5: Solve for x
    x = 567,257,485,566.62/727,486.91
  6. Step 6: Final answer
    x = 779,749.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.