Home / 330,848.47-496,436.73-131,164.44

Finding the Fourth Proportional to 330,848.47, 496,436.73 and 131,164.44

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Solution

The fourth proportional to 330,848.47, 496,436.73 and 131,164.44 is: 196,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,848.47 : 496,436.73 = 131,164.44 : x
  2. Step 2: Convert to fraction form
    330,848.47/496,436.73 = 131,164.44/x
  3. Step 3: Cross multiply
    330,848.47x = 496,436.73 × 131,164.44
  4. Step 4: Simplify right side
    330,848.47x = 65,114,845,685.88
  5. Step 5: Solve for x
    x = 65,114,845,685.88/330,848.47
  6. Step 6: Final answer
    x = 196,811.69

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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.