Home / 330,933.76-496,236.64-117,669.68

Finding the Fourth Proportional to 330,933.76, 496,236.64 and 117,669.68

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Solution

The fourth proportional to 330,933.76, 496,236.64 and 117,669.68 is: 176,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,933.76 : 496,236.64 = 117,669.68 : x
  2. Step 2: Convert to fraction form
    330,933.76/496,236.64 = 117,669.68/x
  3. Step 3: Cross multiply
    330,933.76x = 496,236.64 × 117,669.68
  4. Step 4: Simplify right side
    330,933.76x = 58,392,006,633.08
  5. Step 5: Solve for x
    x = 58,392,006,633.08/330,933.76
  6. Step 6: Final answer
    x = 176,446.21

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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.