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Finding the Fourth Proportional to 335,420.88, 462,892.82 and 192,208.58

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Solution

The fourth proportional to 335,420.88, 462,892.82 and 192,208.58 is: 265,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,420.88 : 462,892.82 = 192,208.58 : x
  2. Step 2: Convert to fraction form
    335,420.88/462,892.82 = 192,208.58/x
  3. Step 3: Cross multiply
    335,420.88x = 462,892.82 × 192,208.58
  4. Step 4: Simplify right side
    335,420.88x = 88,971,968,348.89
  5. Step 5: Solve for x
    x = 88,971,968,348.89/335,420.88
  6. Step 6: Final answer
    x = 265,254.71

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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.