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Finding the Fourth Proportional to 426,352.32, 588,350.70 and 235,361.61

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Solution

The fourth proportional to 426,352.32, 588,350.70 and 235,361.61 is: 324,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,352.32 : 588,350.70 = 235,361.61 : x
  2. Step 2: Convert to fraction form
    426,352.32/588,350.70 = 235,361.61/x
  3. Step 3: Cross multiply
    426,352.32x = 588,350.70 × 235,361.61
  4. Step 4: Simplify right side
    426,352.32x = 138,475,167,996.63
  5. Step 5: Solve for x
    x = 138,475,167,996.63/426,352.32
  6. Step 6: Final answer
    x = 324,790.46

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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.