Home / 1,126,489.28-1,689,719.33-273,567.92

Finding the Fourth Proportional to 1,126,489.28, 1,689,719.33 and 273,567.92

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Solution

The fourth proportional to 1,126,489.28, 1,689,719.33 and 273,567.92 is: 410,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,489.28 : 1,689,719.33 = 273,567.92 : x
  2. Step 2: Convert to fraction form
    1,126,489.28/1,689,719.33 = 273,567.92/x
  3. Step 3: Cross multiply
    1,126,489.28x = 1,689,719.33 × 273,567.92
  4. Step 4: Simplify right side
    1,126,489.28x = 462,252,994,727.22
  5. Step 5: Solve for x
    x = 462,252,994,727.22/1,126,489.28
  6. Step 6: Final answer
    x = 410,348.33

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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.