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Finding the Fourth Proportional to 350,616.48, 483,815.04 and 207,348.54

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Solution

The fourth proportional to 350,616.48, 483,815.04 and 207,348.54 is: 286,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,616.48 : 483,815.04 = 207,348.54 : x
  2. Step 2: Convert to fraction form
    350,616.48/483,815.04 = 207,348.54/x
  3. Step 3: Cross multiply
    350,616.48x = 483,815.04 × 207,348.54
  4. Step 4: Simplify right side
    350,616.48x = 100,318,342,174.04
  5. Step 5: Solve for x
    x = 100,318,342,174.04/350,616.48
  6. Step 6: Final answer
    x = 286,119.87

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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.