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Finding the Fourth Proportional to 283,498.38, 391,200.84 and 162,649.62

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Solution

The fourth proportional to 283,498.38, 391,200.84 and 162,649.62 is: 224,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,498.38 : 391,200.84 = 162,649.62 : x
  2. Step 2: Convert to fraction form
    283,498.38/391,200.84 = 162,649.62/x
  3. Step 3: Cross multiply
    283,498.38x = 391,200.84 × 162,649.62
  4. Step 4: Simplify right side
    283,498.38x = 63,628,667,969.68
  5. Step 5: Solve for x
    x = 63,628,667,969.68/283,498.38
  6. Step 6: Final answer
    x = 224,441.03

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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.