Home / 843,646.72-1,164,252.54-481,105.30

Finding the Fourth Proportional to 843,646.72, 1,164,252.54 and 481,105.30

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Solution

The fourth proportional to 843,646.72, 1,164,252.54 and 481,105.30 is: 663,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,646.72 : 1,164,252.54 = 481,105.30 : x
  2. Step 2: Convert to fraction form
    843,646.72/1,164,252.54 = 481,105.30/x
  3. Step 3: Cross multiply
    843,646.72x = 1,164,252.54 × 481,105.30
  4. Step 4: Simplify right side
    843,646.72x = 560,128,067,532.46
  5. Step 5: Solve for x
    x = 560,128,067,532.46/843,646.72
  6. Step 6: Final answer
    x = 663,936.76

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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.