Home / 794,151.42-1,191,449.48-321,168.93

Finding the Fourth Proportional to 794,151.42, 1,191,449.48 and 321,168.93

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Solution

The fourth proportional to 794,151.42, 1,191,449.48 and 321,168.93 is: 481,843.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,151.42 : 1,191,449.48 = 321,168.93 : x
  2. Step 2: Convert to fraction form
    794,151.42/1,191,449.48 = 321,168.93/x
  3. Step 3: Cross multiply
    794,151.42x = 1,191,449.48 × 321,168.93
  4. Step 4: Simplify right side
    794,151.42x = 382,656,553,034.81
  5. Step 5: Solve for x
    x = 382,656,553,034.81/794,151.42
  6. Step 6: Final answer
    x = 481,843.32

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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.