Home / 465,170.29-642,035.04-283,843.37

Finding the Fourth Proportional to 465,170.29, 642,035.04 and 283,843.37

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Solution

The fourth proportional to 465,170.29, 642,035.04 and 283,843.37 is: 391,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,170.29 : 642,035.04 = 283,843.37 : x
  2. Step 2: Convert to fraction form
    465,170.29/642,035.04 = 283,843.37/x
  3. Step 3: Cross multiply
    465,170.29x = 642,035.04 × 283,843.37
  4. Step 4: Simplify right side
    465,170.29x = 182,237,389,411.69
  5. Step 5: Solve for x
    x = 182,237,389,411.69/465,170.29
  6. Step 6: Final answer
    x = 391,764.89

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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.