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Finding the Fourth Proportional to 266,876.27, 401,274.64 and 246,070.84

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Solution

The fourth proportional to 266,876.27, 401,274.64 and 246,070.84 is: 369,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,876.27 : 401,274.64 = 246,070.84 : x
  2. Step 2: Convert to fraction form
    266,876.27/401,274.64 = 246,070.84/x
  3. Step 3: Cross multiply
    266,876.27x = 401,274.64 × 246,070.84
  4. Step 4: Simplify right side
    266,876.27x = 98,741,987,735.50
  5. Step 5: Solve for x
    x = 98,741,987,735.50/266,876.27
  6. Step 6: Final answer
    x = 369,991.64

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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.