Home / 516,618.18-774,906.03-179,735.22

Finding the Fourth Proportional to 516,618.18, 774,906.03 and 179,735.22

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Solution

The fourth proportional to 516,618.18, 774,906.03 and 179,735.22 is: 269,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,618.18 : 774,906.03 = 179,735.22 : x
  2. Step 2: Convert to fraction form
    516,618.18/774,906.03 = 179,735.22/x
  3. Step 3: Cross multiply
    516,618.18x = 774,906.03 × 179,735.22
  4. Step 4: Simplify right side
    516,618.18x = 139,277,905,781.38
  5. Step 5: Solve for x
    x = 139,277,905,781.38/516,618.18
  6. Step 6: Final answer
    x = 269,595.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.