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Finding the Fourth Proportional to 483,841.77, 667,716.15 and 266,039.17

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Solution

The fourth proportional to 483,841.77, 667,716.15 and 266,039.17 is: 367,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,841.77 : 667,716.15 = 266,039.17 : x
  2. Step 2: Convert to fraction form
    483,841.77/667,716.15 = 266,039.17/x
  3. Step 3: Cross multiply
    483,841.77x = 667,716.15 × 266,039.17
  4. Step 4: Simplify right side
    483,841.77x = 177,638,650,341.60
  5. Step 5: Solve for x
    x = 177,638,650,341.60/483,841.77
  6. Step 6: Final answer
    x = 367,142.03

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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.