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Finding the Fourth Proportional to 350,313, 483,432.48 and 199,410

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Solution

The fourth proportional to 350,313, 483,432.48 and 199,410 is: 275,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,313 : 483,432.48 = 199,410 : x
  2. Step 2: Convert to fraction form
    350,313/483,432.48 = 199,410/x
  3. Step 3: Cross multiply
    350,313x = 483,432.48 × 199,410
  4. Step 4: Simplify right side
    350,313x = 96,401,270,836.80
  5. Step 5: Solve for x
    x = 96,401,270,836.80/350,313
  6. Step 6: Final answer
    x = 275,186.11

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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.