Home / 1,272,097.26-1,908,136.17-325,466.46

Finding the Fourth Proportional to 1,272,097.26, 1,908,136.17 and 325,466.46

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Solution

The fourth proportional to 1,272,097.26, 1,908,136.17 and 325,466.46 is: 488,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,097.26 : 1,908,136.17 = 325,466.46 : x
  2. Step 2: Convert to fraction form
    1,272,097.26/1,908,136.17 = 325,466.46/x
  3. Step 3: Cross multiply
    1,272,097.26x = 1,908,136.17 × 325,466.46
  4. Step 4: Simplify right side
    1,272,097.26x = 621,034,324,447.86
  5. Step 5: Solve for x
    x = 621,034,324,447.86/1,272,097.26
  6. Step 6: Final answer
    x = 488,197.20

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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.