Home / 494,031.80-741,047.96-139,045.82

Finding the Fourth Proportional to 494,031.80, 741,047.96 and 139,045.82

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Solution

The fourth proportional to 494,031.80, 741,047.96 and 139,045.82 is: 208,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,031.80 : 741,047.96 = 139,045.82 : x
  2. Step 2: Convert to fraction form
    494,031.80/741,047.96 = 139,045.82/x
  3. Step 3: Cross multiply
    494,031.80x = 741,047.96 × 139,045.82
  4. Step 4: Simplify right side
    494,031.80x = 103,039,621,257.53
  5. Step 5: Solve for x
    x = 103,039,621,257.53/494,031.80
  6. Step 6: Final answer
    x = 208,568.80

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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.