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Finding the Fourth Proportional to 494,434.74, 682,333.29 and 303,334.68

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Solution

The fourth proportional to 494,434.74, 682,333.29 and 303,334.68 is: 418,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,434.74 : 682,333.29 = 303,334.68 : x
  2. Step 2: Convert to fraction form
    494,434.74/682,333.29 = 303,334.68/x
  3. Step 3: Cross multiply
    494,434.74x = 682,333.29 × 303,334.68
  4. Step 4: Simplify right side
    494,434.74x = 206,975,350,175.50
  5. Step 5: Solve for x
    x = 206,975,350,175.50/494,434.74
  6. Step 6: Final answer
    x = 418,610.05

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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.