Home / 777,382.03-1,166,239.10-271,959.49

Finding the Fourth Proportional to 777,382.03, 1,166,239.10 and 271,959.49

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Solution

The fourth proportional to 777,382.03, 1,166,239.10 and 271,959.49 is: 407,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,382.03 : 1,166,239.10 = 271,959.49 : x
  2. Step 2: Convert to fraction form
    777,382.03/1,166,239.10 = 271,959.49/x
  3. Step 3: Cross multiply
    777,382.03x = 1,166,239.10 × 271,959.49
  4. Step 4: Simplify right side
    777,382.03x = 317,169,791,461.99
  5. Step 5: Solve for x
    x = 317,169,791,461.99/777,382.03
  6. Step 6: Final answer
    x = 407,997.33

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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.