Home / 1,107,708.69-1,661,562.90-266,260.44

Finding the Fourth Proportional to 1,107,708.69, 1,661,562.90 and 266,260.44

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Solution

The fourth proportional to 1,107,708.69, 1,661,562.90 and 266,260.44 is: 399,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,708.69 : 1,661,562.90 = 266,260.44 : x
  2. Step 2: Convert to fraction form
    1,107,708.69/1,661,562.90 = 266,260.44/x
  3. Step 3: Cross multiply
    1,107,708.69x = 1,661,562.90 × 266,260.44
  4. Step 4: Simplify right side
    1,107,708.69x = 442,408,468,841.68
  5. Step 5: Solve for x
    x = 442,408,468,841.68/1,107,708.69
  6. Step 6: Final answer
    x = 399,390.63

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1.5x scale

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.