Home / 494,409.19-741,724.17-210,108.76

Finding the Fourth Proportional to 494,409.19, 741,724.17 and 210,108.76

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Solution

The fourth proportional to 494,409.19, 741,724.17 and 210,108.76 is: 315,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,409.19 : 741,724.17 = 210,108.76 : x
  2. Step 2: Convert to fraction form
    494,409.19/741,724.17 = 210,108.76/x
  3. Step 3: Cross multiply
    494,409.19x = 741,724.17 × 210,108.76
  4. Step 4: Simplify right side
    494,409.19x = 155,842,745,620.73
  5. Step 5: Solve for x
    x = 155,842,745,620.73/494,409.19
  6. Step 6: Final answer
    x = 315,210.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.