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Finding the Fourth Proportional to 300,099.36, 413,941.62 and 192,498.96

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Solution

The fourth proportional to 300,099.36, 413,941.62 and 192,498.96 is: 265,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,099.36 : 413,941.62 = 192,498.96 : x
  2. Step 2: Convert to fraction form
    300,099.36/413,941.62 = 192,498.96/x
  3. Step 3: Cross multiply
    300,099.36x = 413,941.62 × 192,498.96
  4. Step 4: Simplify right side
    300,099.36x = 79,683,331,350.72
  5. Step 5: Solve for x
    x = 79,683,331,350.72/300,099.36
  6. Step 6: Final answer
    x = 265,523.16

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1.5x scale

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.