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Finding the Fourth Proportional to 350,126.66, 483,147.51 and 206,859.53

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Solution

The fourth proportional to 350,126.66, 483,147.51 and 206,859.53 is: 285,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,126.66 : 483,147.51 = 206,859.53 : x
  2. Step 2: Convert to fraction form
    350,126.66/483,147.51 = 206,859.53/x
  3. Step 3: Cross multiply
    350,126.66x = 483,147.51 × 206,859.53
  4. Step 4: Simplify right side
    350,126.66x = 99,943,666,839.27
  5. Step 5: Solve for x
    x = 99,943,666,839.27/350,126.66
  6. Step 6: Final answer
    x = 285,450.03

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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.