Home / 1,107,615.07-1,661,422.42-266,166.82

Finding the Fourth Proportional to 1,107,615.07, 1,661,422.42 and 266,166.82

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Solution

The fourth proportional to 1,107,615.07, 1,661,422.42 and 266,166.82 is: 399,250.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,615.07 : 1,661,422.42 = 266,166.82 : x
  2. Step 2: Convert to fraction form
    1,107,615.07/1,661,422.42 = 266,166.82/x
  3. Step 3: Cross multiply
    1,107,615.07x = 1,661,422.42 × 266,166.82
  4. Step 4: Simplify right side
    1,107,615.07x = 442,215,517,389.13
  5. Step 5: Solve for x
    x = 442,215,517,389.13/1,107,615.07
  6. Step 6: Final answer
    x = 399,250.18

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Double scale
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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.