Home / 493,870.36-740,297.04-194,229.46

Finding the Fourth Proportional to 493,870.36, 740,297.04 and 194,229.46

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Solution

The fourth proportional to 493,870.36, 740,297.04 and 194,229.46 is: 291,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,870.36 : 740,297.04 = 194,229.46 : x
  2. Step 2: Convert to fraction form
    493,870.36/740,297.04 = 194,229.46/x
  3. Step 3: Cross multiply
    493,870.36x = 740,297.04 × 194,229.46
  4. Step 4: Simplify right side
    493,870.36x = 143,787,494,318.80
  5. Step 5: Solve for x
    x = 143,787,494,318.80/493,870.36
  6. Step 6: Final answer
    x = 291,144.21

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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.