Home / 349,151.76-481,845.24-205,917.84

Finding the Fourth Proportional to 349,151.76, 481,845.24 and 205,917.84

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Solution

The fourth proportional to 349,151.76, 481,845.24 and 205,917.84 is: 284,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,151.76 : 481,845.24 = 205,917.84 : x
  2. Step 2: Convert to fraction form
    349,151.76/481,845.24 = 205,917.84/x
  3. Step 3: Cross multiply
    349,151.76x = 481,845.24 × 205,917.84
  4. Step 4: Simplify right side
    349,151.76x = 99,220,531,035.08
  5. Step 5: Solve for x
    x = 99,220,531,035.08/349,151.76
  6. Step 6: Final answer
    x = 284,175.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.