Home / 872,503.57-1,308,771.77-273,451.47

Finding the Fourth Proportional to 872,503.57, 1,308,771.77 and 273,451.47

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Solution

The fourth proportional to 872,503.57, 1,308,771.77 and 273,451.47 is: 410,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,503.57 : 1,308,771.77 = 273,451.47 : x
  2. Step 2: Convert to fraction form
    872,503.57/1,308,771.77 = 273,451.47/x
  3. Step 3: Cross multiply
    872,503.57x = 1,308,771.77 × 273,451.47
  4. Step 4: Simplify right side
    872,503.57x = 357,885,558,125.85
  5. Step 5: Solve for x
    x = 357,885,558,125.85/872,503.57
  6. Step 6: Final answer
    x = 410,182.34

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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.