Home / 843,324.32-1,163,796.75-461,342.90

Finding the Fourth Proportional to 843,324.32, 1,163,796.75 and 461,342.90

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Solution

The fourth proportional to 843,324.32, 1,163,796.75 and 461,342.90 is: 636,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,324.32 : 1,163,796.75 = 461,342.90 : x
  2. Step 2: Convert to fraction form
    843,324.32/1,163,796.75 = 461,342.90/x
  3. Step 3: Cross multiply
    843,324.32x = 1,163,796.75 × 461,342.90
  4. Step 4: Simplify right side
    843,324.32x = 536,909,361,836.59
  5. Step 5: Solve for x
    x = 536,909,361,836.59/843,324.32
  6. Step 6: Final answer
    x = 636,658.23

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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.