Home / 298,837.38-412,385.01-162,868.62

Finding the Fourth Proportional to 298,837.38, 412,385.01 and 162,868.62

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Solution

The fourth proportional to 298,837.38, 412,385.01 and 162,868.62 is: 224,752.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,837.38 : 412,385.01 = 162,868.62 : x
  2. Step 2: Convert to fraction form
    298,837.38/412,385.01 = 162,868.62/x
  3. Step 3: Cross multiply
    298,837.38x = 412,385.01 × 162,868.62
  4. Step 4: Simplify right side
    298,837.38x = 67,164,577,487.39
  5. Step 5: Solve for x
    x = 67,164,577,487.39/298,837.38
  6. Step 6: Final answer
    x = 224,752.93

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1.5x scale

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.