Home / 869,795.72-1,200,842.97-568,514.60

Finding the Fourth Proportional to 869,795.72, 1,200,842.97 and 568,514.60

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Solution

The fourth proportional to 869,795.72, 1,200,842.97 and 568,514.60 is: 784,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,795.72 : 1,200,842.97 = 568,514.60 : x
  2. Step 2: Convert to fraction form
    869,795.72/1,200,842.97 = 568,514.60/x
  3. Step 3: Cross multiply
    869,795.72x = 1,200,842.97 × 568,514.60
  4. Step 4: Simplify right side
    869,795.72x = 682,696,760,317.27
  5. Step 5: Solve for x
    x = 682,696,760,317.27/869,795.72
  6. Step 6: Final answer
    x = 784,893.22

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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.