Home / 696,128.98-1,044,324.15-222,687.22

Finding the Fourth Proportional to 696,128.98, 1,044,324.15 and 222,687.22

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Solution

The fourth proportional to 696,128.98, 1,044,324.15 and 222,687.22 is: 334,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,128.98 : 1,044,324.15 = 222,687.22 : x
  2. Step 2: Convert to fraction form
    696,128.98/1,044,324.15 = 222,687.22/x
  3. Step 3: Cross multiply
    696,128.98x = 1,044,324.15 × 222,687.22
  4. Step 4: Simplify right side
    696,128.98x = 232,557,641,742.36
  5. Step 5: Solve for x
    x = 232,557,641,742.36/696,128.98
  6. Step 6: Final answer
    x = 334,072.63

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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.