Home / 695,876.48-1,042,139.64-395,622.56

Finding the Fourth Proportional to 695,876.48, 1,042,139.64 and 395,622.56

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Solution

The fourth proportional to 695,876.48, 1,042,139.64 and 395,622.56 is: 592,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,876.48 : 1,042,139.64 = 395,622.56 : x
  2. Step 2: Convert to fraction form
    695,876.48/1,042,139.64 = 395,622.56/x
  3. Step 3: Cross multiply
    695,876.48x = 1,042,139.64 × 395,622.56
  4. Step 4: Simplify right side
    695,876.48x = 412,293,952,254.28
  5. Step 5: Solve for x
    x = 412,293,952,254.28/695,876.48
  6. Step 6: Final answer
    x = 592,481.52

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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.