Home / 843,149.52-1,163,574.05-461,176.29

Finding the Fourth Proportional to 843,149.52, 1,163,574.05 and 461,176.29

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Solution

The fourth proportional to 843,149.52, 1,163,574.05 and 461,176.29 is: 636,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,149.52 : 1,163,574.05 = 461,176.29 : x
  2. Step 2: Convert to fraction form
    843,149.52/1,163,574.05 = 461,176.29/x
  3. Step 3: Cross multiply
    843,149.52x = 1,163,574.05 × 461,176.29
  4. Step 4: Simplify right side
    843,149.52x = 536,612,761,213.39
  5. Step 5: Solve for x
    x = 536,612,761,213.39/843,149.52
  6. Step 6: Final answer
    x = 636,438.44

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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.