Home / 872,503.38-1,308,771.48-273,451.28

Finding the Fourth Proportional to 872,503.38, 1,308,771.48 and 273,451.28

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Solution

The fourth proportional to 872,503.38, 1,308,771.48 and 273,451.28 is: 410,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,503.38 : 1,308,771.48 = 273,451.28 : x
  2. Step 2: Convert to fraction form
    872,503.38/1,308,771.48 = 273,451.28/x
  3. Step 3: Cross multiply
    872,503.38x = 1,308,771.48 × 273,451.28
  4. Step 4: Simplify right side
    872,503.38x = 357,885,235,822.97
  5. Step 5: Solve for x
    x = 357,885,235,822.97/872,503.38
  6. Step 6: Final answer
    x = 410,182.06

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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.