Home / 1,107,616.01-1,661,423.82-266,167.76

Finding the Fourth Proportional to 1,107,616.01, 1,661,423.82 and 266,167.76

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Solution

The fourth proportional to 1,107,616.01, 1,661,423.82 and 266,167.76 is: 399,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,616.01 : 1,661,423.82 = 266,167.76 : x
  2. Step 2: Convert to fraction form
    1,107,616.01/1,661,423.82 = 266,167.76/x
  3. Step 3: Cross multiply
    1,107,616.01x = 1,661,423.82 × 266,167.76
  4. Step 4: Simplify right side
    1,107,616.01x = 442,217,447,274.80
  5. Step 5: Solve for x
    x = 442,217,447,274.80/1,107,616.01
  6. Step 6: Final answer
    x = 399,251.59

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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.