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Finding the Fourth Proportional to 426,794.59, 588,988.41 and 235,820.29

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Solution

The fourth proportional to 426,794.59, 588,988.41 and 235,820.29 is: 325,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,794.59 : 588,988.41 = 235,820.29 : x
  2. Step 2: Convert to fraction form
    426,794.59/588,988.41 = 235,820.29/x
  3. Step 3: Cross multiply
    426,794.59x = 588,988.41 × 235,820.29
  4. Step 4: Simplify right side
    426,794.59x = 138,895,414,707.90
  5. Step 5: Solve for x
    x = 138,895,414,707.90/426,794.59
  6. Step 6: Final answer
    x = 325,438.56

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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.