Home / 494,824.56-683,022.42-351,998.88

Finding the Fourth Proportional to 494,824.56, 683,022.42 and 351,998.88

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Solution

The fourth proportional to 494,824.56, 683,022.42 and 351,998.88 is: 485,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,824.56 : 683,022.42 = 351,998.88 : x
  2. Step 2: Convert to fraction form
    494,824.56/683,022.42 = 351,998.88/x
  3. Step 3: Cross multiply
    494,824.56x = 683,022.42 × 351,998.88
  4. Step 4: Simplify right side
    494,824.56x = 240,423,126,854.89
  5. Step 5: Solve for x
    x = 240,423,126,854.89/494,824.56
  6. Step 6: Final answer
    x = 485,875.49

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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.