Home / 797,729.86-1,196,282.35-278,273.80

Finding the Fourth Proportional to 797,729.86, 1,196,282.35 and 278,273.80

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Solution

The fourth proportional to 797,729.86, 1,196,282.35 and 278,273.80 is: 417,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,729.86 : 1,196,282.35 = 278,273.80 : x
  2. Step 2: Convert to fraction form
    797,729.86/1,196,282.35 = 278,273.80/x
  3. Step 3: Cross multiply
    797,729.86x = 1,196,282.35 × 278,273.80
  4. Step 4: Simplify right side
    797,729.86x = 332,894,035,407.43
  5. Step 5: Solve for x
    x = 332,894,035,407.43/797,729.86
  6. Step 6: Final answer
    x = 417,301.71

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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.