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Finding the Fourth Proportional to 350,200.09, 483,278.07 and 199,297.09

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Solution

The fourth proportional to 350,200.09, 483,278.07 and 199,297.09 is: 275,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,200.09 : 483,278.07 = 199,297.09 : x
  2. Step 2: Convert to fraction form
    350,200.09/483,278.07 = 199,297.09/x
  3. Step 3: Cross multiply
    350,200.09x = 483,278.07 × 199,297.09
  4. Step 4: Simplify right side
    350,200.09x = 96,315,913,011.82
  5. Step 5: Solve for x
    x = 96,315,913,011.82/350,200.09
  6. Step 6: Final answer
    x = 275,031.09

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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.