Home / 695,237.01-1,042,593.06-320,997.57

Finding the Fourth Proportional to 695,237.01, 1,042,593.06 and 320,997.57

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Solution

The fourth proportional to 695,237.01, 1,042,593.06 and 320,997.57 is: 481,375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,237.01 : 1,042,593.06 = 320,997.57 : x
  2. Step 2: Convert to fraction form
    695,237.01/1,042,593.06 = 320,997.57/x
  3. Step 3: Cross multiply
    695,237.01x = 1,042,593.06 × 320,997.57
  4. Step 4: Simplify right side
    695,237.01x = 334,669,838,758.86
  5. Step 5: Solve for x
    x = 334,669,838,758.86/695,237.01
  6. Step 6: Final answer
    x = 481,375.18

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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.