Home / 494,411.68-741,551.93-139,454.29

Finding the Fourth Proportional to 494,411.68, 741,551.93 and 139,454.29

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Solution

The fourth proportional to 494,411.68, 741,551.93 and 139,454.29 is: 209,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,411.68 : 741,551.93 = 139,454.29 : x
  2. Step 2: Convert to fraction form
    494,411.68/741,551.93 = 139,454.29/x
  3. Step 3: Cross multiply
    494,411.68x = 741,551.93 × 139,454.29
  4. Step 4: Simplify right side
    494,411.68x = 103,412,597,896.28
  5. Step 5: Solve for x
    x = 103,412,597,896.28/494,411.68
  6. Step 6: Final answer
    x = 209,162.93

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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.