Home / 996,161.40-1,493,722.98-356,218.44

Finding the Fourth Proportional to 996,161.40, 1,493,722.98 and 356,218.44

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Solution

The fourth proportional to 996,161.40, 1,493,722.98 and 356,218.44 is: 534,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,161.40 : 1,493,722.98 = 356,218.44 : x
  2. Step 2: Convert to fraction form
    996,161.40/1,493,722.98 = 356,218.44/x
  3. Step 3: Cross multiply
    996,161.40x = 1,493,722.98 × 356,218.44
  4. Step 4: Simplify right side
    996,161.40x = 532,091,669,727.75
  5. Step 5: Solve for x
    x = 532,091,669,727.75/996,161.40
  6. Step 6: Final answer
    x = 534,142.03

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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.