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Finding the Fourth Proportional to 426,662.92, 588,770.43 and 254,774.85

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Solution

The fourth proportional to 426,662.92, 588,770.43 and 254,774.85 is: 351,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,662.92 : 588,770.43 = 254,774.85 : x
  2. Step 2: Convert to fraction form
    426,662.92/588,770.43 = 254,774.85/x
  3. Step 3: Cross multiply
    426,662.92x = 588,770.43 × 254,774.85
  4. Step 4: Simplify right side
    426,662.92x = 150,003,894,824.39
  5. Step 5: Solve for x
    x = 150,003,894,824.39/426,662.92
  6. Step 6: Final answer
    x = 351,574.71

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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.