Home / 853,151.14-1,279,794.75-292,190.50

Finding the Fourth Proportional to 853,151.14, 1,279,794.75 and 292,190.50

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Solution

The fourth proportional to 853,151.14, 1,279,794.75 and 292,190.50 is: 438,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,151.14 : 1,279,794.75 = 292,190.50 : x
  2. Step 2: Convert to fraction form
    853,151.14/1,279,794.75 = 292,190.50/x
  3. Step 3: Cross multiply
    853,151.14x = 1,279,794.75 × 292,190.50
  4. Step 4: Simplify right side
    853,151.14x = 373,943,867,899.88
  5. Step 5: Solve for x
    x = 373,943,867,899.88/853,151.14
  6. Step 6: Final answer
    x = 438,309.05

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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.