Home / 994,948.20-1,492,634.79-321,067.80

Finding the Fourth Proportional to 994,948.20, 1,492,634.79 and 321,067.80

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Solution

The fourth proportional to 994,948.20, 1,492,634.79 and 321,067.80 is: 481,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,948.20 : 1,492,634.79 = 321,067.80 : x
  2. Step 2: Convert to fraction form
    994,948.20/1,492,634.79 = 321,067.80/x
  3. Step 3: Cross multiply
    994,948.20x = 1,492,634.79 × 321,067.80
  4. Step 4: Simplify right side
    994,948.20x = 479,236,968,228.76
  5. Step 5: Solve for x
    x = 479,236,968,228.76/994,948.20
  6. Step 6: Final answer
    x = 481,670.27

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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.