Home / 843,789.60-1,164,289.68-481,239.81

Finding the Fourth Proportional to 843,789.60, 1,164,289.68 and 481,239.81

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Solution

The fourth proportional to 843,789.60, 1,164,289.68 and 481,239.81 is: 664,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,789.60 : 1,164,289.68 = 481,239.81 : x
  2. Step 2: Convert to fraction form
    843,789.60/1,164,289.68 = 481,239.81/x
  3. Step 3: Cross multiply
    843,789.60x = 1,164,289.68 × 481,239.81
  4. Step 4: Simplify right side
    843,789.60x = 560,302,544,388.16
  5. Step 5: Solve for x
    x = 560,302,544,388.16/843,789.60
  6. Step 6: Final answer
    x = 664,031.11

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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.