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Finding the Fourth Proportional to 350,753.56, 484,087.32 and 197,823.16

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Solution

The fourth proportional to 350,753.56, 484,087.32 and 197,823.16 is: 273,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,753.56 : 484,087.32 = 197,823.16 : x
  2. Step 2: Convert to fraction form
    350,753.56/484,087.32 = 197,823.16/x
  3. Step 3: Cross multiply
    350,753.56x = 484,087.32 × 197,823.16
  4. Step 4: Simplify right side
    350,753.56x = 95,763,683,358.33
  5. Step 5: Solve for x
    x = 95,763,683,358.33/350,753.56
  6. Step 6: Final answer
    x = 273,022.70

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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.