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Finding the Fourth Proportional to 426,564.27, 588,662.73 and 242,793.87

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Solution

The fourth proportional to 426,564.27, 588,662.73 and 242,793.87 is: 335,057.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,564.27 : 588,662.73 = 242,793.87 : x
  2. Step 2: Convert to fraction form
    426,564.27/588,662.73 = 242,793.87/x
  3. Step 3: Cross multiply
    426,564.27x = 588,662.73 × 242,793.87
  4. Step 4: Simplify right side
    426,564.27x = 142,923,702,341.47
  5. Step 5: Solve for x
    x = 142,923,702,341.47/426,564.27
  6. Step 6: Final answer
    x = 335,057.84

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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.