Home / 940,960.20-1,411,494.39-266,988.78

Finding the Fourth Proportional to 940,960.20, 1,411,494.39 and 266,988.78

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Solution

The fourth proportional to 940,960.20, 1,411,494.39 and 266,988.78 is: 400,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,960.20 : 1,411,494.39 = 266,988.78 : x
  2. Step 2: Convert to fraction form
    940,960.20/1,411,494.39 = 266,988.78/x
  3. Step 3: Cross multiply
    940,960.20x = 1,411,494.39 × 266,988.78
  4. Step 4: Simplify right side
    940,960.20x = 376,853,165,162.94
  5. Step 5: Solve for x
    x = 376,853,165,162.94/940,960.20
  6. Step 6: Final answer
    x = 400,498.52

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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.