Home / 996,004.50-1,494,019.71-331,156.50

Finding the Fourth Proportional to 996,004.50, 1,494,019.71 and 331,156.50

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Solution

The fourth proportional to 996,004.50, 1,494,019.71 and 331,156.50 is: 496,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,004.50 : 1,494,019.71 = 331,156.50 : x
  2. Step 2: Convert to fraction form
    996,004.50/1,494,019.71 = 331,156.50/x
  3. Step 3: Cross multiply
    996,004.50x = 1,494,019.71 × 331,156.50
  4. Step 4: Simplify right side
    996,004.50x = 494,754,338,094.62
  5. Step 5: Solve for x
    x = 494,754,338,094.62/996,004.50
  6. Step 6: Final answer
    x = 496,739.06

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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.