Home / 695,777.30-1,042,467.73-543,915.31

Finding the Fourth Proportional to 695,777.30, 1,042,467.73 and 543,915.31

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Solution

The fourth proportional to 695,777.30, 1,042,467.73 and 543,915.31 is: 814,936.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,777.30 : 1,042,467.73 = 543,915.31 : x
  2. Step 2: Convert to fraction form
    695,777.30/1,042,467.73 = 543,915.31/x
  3. Step 3: Cross multiply
    695,777.30x = 1,042,467.73 × 543,915.31
  4. Step 4: Simplify right side
    695,777.30x = 567,014,158,527.95
  5. Step 5: Solve for x
    x = 567,014,158,527.95/695,777.30
  6. Step 6: Final answer
    x = 814,936.27

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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.