Home / 872,549.27-1,308,785.82-273,496.75

Finding the Fourth Proportional to 872,549.27, 1,308,785.82 and 273,496.75

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Solution

The fourth proportional to 872,549.27, 1,308,785.82 and 273,496.75 is: 410,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,549.27 : 1,308,785.82 = 273,496.75 : x
  2. Step 2: Convert to fraction form
    872,549.27/1,308,785.82 = 273,496.75/x
  3. Step 3: Cross multiply
    872,549.27x = 1,308,785.82 × 273,496.75
  4. Step 4: Simplify right side
    872,549.27x = 357,948,668,216.09
  5. Step 5: Solve for x
    x = 357,948,668,216.09/872,549.27
  6. Step 6: Final answer
    x = 410,233.19

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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.