Home / 343,932.96-515,885.57-175,449.59

Finding the Fourth Proportional to 343,932.96, 515,885.57 and 175,449.59

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Solution

The fourth proportional to 343,932.96, 515,885.57 and 175,449.59 is: 263,167.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,932.96 : 515,885.57 = 175,449.59 : x
  2. Step 2: Convert to fraction form
    343,932.96/515,885.57 = 175,449.59/x
  3. Step 3: Cross multiply
    343,932.96x = 515,885.57 × 175,449.59
  4. Step 4: Simplify right side
    343,932.96x = 90,511,911,743.42
  5. Step 5: Solve for x
    x = 90,511,911,743.42/343,932.96
  6. Step 6: Final answer
    x = 263,167.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.