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Finding the Fourth Proportional to 350,362, 483,500.10 and 199,459

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Solution

The fourth proportional to 350,362, 483,500.10 and 199,459 is: 275,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,362 : 483,500.10 = 199,459 : x
  2. Step 2: Convert to fraction form
    350,362/483,500.10 = 199,459/x
  3. Step 3: Cross multiply
    350,362x = 483,500.10 × 199,459
  4. Step 4: Simplify right side
    350,362x = 96,438,446,445.90
  5. Step 5: Solve for x
    x = 96,438,446,445.90/350,362
  6. Step 6: Final answer
    x = 275,253.73

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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.