Home / 1,067,288.40-1,601,839.80-436,654.80

Finding the Fourth Proportional to 1,067,288.40, 1,601,839.80 and 436,654.80

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Solution

The fourth proportional to 1,067,288.40, 1,601,839.80 and 436,654.80 is: 655,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,288.40 : 1,601,839.80 = 436,654.80 : x
  2. Step 2: Convert to fraction form
    1,067,288.40/1,601,839.80 = 436,654.80/x
  3. Step 3: Cross multiply
    1,067,288.40x = 1,601,839.80 × 436,654.80
  4. Step 4: Simplify right side
    1,067,288.40x = 699,451,037,501.04
  5. Step 5: Solve for x
    x = 699,451,037,501.04/1,067,288.40
  6. Step 6: Final answer
    x = 655,353.36

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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.