Home / 843,379.42-1,163,891.19-461,397.34

Finding the Fourth Proportional to 843,379.42, 1,163,891.19 and 461,397.34

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Solution

The fourth proportional to 843,379.42, 1,163,891.19 and 461,397.34 is: 636,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,379.42 : 1,163,891.19 = 461,397.34 : x
  2. Step 2: Convert to fraction form
    843,379.42/1,163,891.19 = 461,397.34/x
  3. Step 3: Cross multiply
    843,379.42x = 1,163,891.19 × 461,397.34
  4. Step 4: Simplify right side
    843,379.42x = 537,016,299,115.44
  5. Step 5: Solve for x
    x = 537,016,299,115.44/843,379.42
  6. Step 6: Final answer
    x = 636,743.42

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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.