Home / 899,012.48-1,348,067.28-299,761.52

Finding the Fourth Proportional to 899,012.48, 1,348,067.28 and 299,761.52

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Solution

The fourth proportional to 899,012.48, 1,348,067.28 and 299,761.52 is: 449,491.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,012.48 : 1,348,067.28 = 299,761.52 : x
  2. Step 2: Convert to fraction form
    899,012.48/1,348,067.28 = 299,761.52/x
  3. Step 3: Cross multiply
    899,012.48x = 1,348,067.28 × 299,761.52
  4. Step 4: Simplify right side
    899,012.48x = 404,098,696,915.07
  5. Step 5: Solve for x
    x = 404,098,696,915.07/899,012.48
  6. Step 6: Final answer
    x = 449,491.75

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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.