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Finding the Fourth Proportional to 424,099.22, 585,200.28 and 262,895.48

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Solution

The fourth proportional to 424,099.22, 585,200.28 and 262,895.48 is: 362,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,099.22 : 585,200.28 = 262,895.48 : x
  2. Step 2: Convert to fraction form
    424,099.22/585,200.28 = 262,895.48/x
  3. Step 3: Cross multiply
    424,099.22x = 585,200.28 × 262,895.48
  4. Step 4: Simplify right side
    424,099.22x = 153,846,508,506.73
  5. Step 5: Solve for x
    x = 153,846,508,506.73/424,099.22
  6. Step 6: Final answer
    x = 362,760.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.