Home / 695,523.41-1,042,579.29-395,383.80

Finding the Fourth Proportional to 695,523.41, 1,042,579.29 and 395,383.80

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Solution

The fourth proportional to 695,523.41, 1,042,579.29 and 395,383.80 is: 592,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,523.41 : 1,042,579.29 = 395,383.80 : x
  2. Step 2: Convert to fraction form
    695,523.41/1,042,579.29 = 395,383.80/x
  3. Step 3: Cross multiply
    695,523.41x = 1,042,579.29 × 395,383.80
  4. Step 4: Simplify right side
    695,523.41x = 412,218,962,930.57
  5. Step 5: Solve for x
    x = 412,218,962,930.57/695,523.41
  6. Step 6: Final answer
    x = 592,674.46

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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.