Home / 681,132.80-1,021,784.02-231,819.14

Finding the Fourth Proportional to 681,132.80, 1,021,784.02 and 231,819.14

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Solution

The fourth proportional to 681,132.80, 1,021,784.02 and 231,819.14 is: 347,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,132.80 : 1,021,784.02 = 231,819.14 : x
  2. Step 2: Convert to fraction form
    681,132.80/1,021,784.02 = 231,819.14/x
  3. Step 3: Cross multiply
    681,132.80x = 1,021,784.02 × 231,819.14
  4. Step 4: Simplify right side
    681,132.80x = 236,869,092,782.14
  5. Step 5: Solve for x
    x = 236,869,092,782.14/681,132.80
  6. Step 6: Final answer
    x = 347,757.58

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1.5x scale

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.