Home / 298,918.98-412,496.01-162,949.95

Finding the Fourth Proportional to 298,918.98, 412,496.01 and 162,949.95

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Solution

The fourth proportional to 298,918.98, 412,496.01 and 162,949.95 is: 224,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,918.98 : 412,496.01 = 162,949.95 : x
  2. Step 2: Convert to fraction form
    298,918.98/412,496.01 = 162,949.95/x
  3. Step 3: Cross multiply
    298,918.98x = 412,496.01 × 162,949.95
  4. Step 4: Simplify right side
    298,918.98x = 67,216,204,204.70
  5. Step 5: Solve for x
    x = 67,216,204,204.70/298,918.98
  6. Step 6: Final answer
    x = 224,864.29

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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.