Home / 853,151.64-1,279,795.50-292,191

Finding the Fourth Proportional to 853,151.64, 1,279,795.50 and 292,191

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Solution

The fourth proportional to 853,151.64, 1,279,795.50 and 292,191 is: 438,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,151.64 : 1,279,795.50 = 292,191 : x
  2. Step 2: Convert to fraction form
    853,151.64/1,279,795.50 = 292,191/x
  3. Step 3: Cross multiply
    853,151.64x = 1,279,795.50 × 292,191
  4. Step 4: Simplify right side
    853,151.64x = 373,944,726,940.50
  5. Step 5: Solve for x
    x = 373,944,726,940.50/853,151.64
  6. Step 6: Final answer
    x = 438,309.80

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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.