Home / 775,169.10-1,162,753.68-242,731.80

Finding the Fourth Proportional to 775,169.10, 1,162,753.68 and 242,731.80

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Solution

The fourth proportional to 775,169.10, 1,162,753.68 and 242,731.80 is: 364,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,169.10 : 1,162,753.68 = 242,731.80 : x
  2. Step 2: Convert to fraction form
    775,169.10/1,162,753.68 = 242,731.80/x
  3. Step 3: Cross multiply
    775,169.10x = 1,162,753.68 × 242,731.80
  4. Step 4: Simplify right side
    775,169.10x = 282,237,293,703.02
  5. Step 5: Solve for x
    x = 282,237,293,703.02/775,169.10
  6. Step 6: Final answer
    x = 364,097.71

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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.