Home / 355,944.04-491,196.18-194,795.80

Finding the Fourth Proportional to 355,944.04, 491,196.18 and 194,795.80

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Solution

The fourth proportional to 355,944.04, 491,196.18 and 194,795.80 is: 268,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,944.04 : 491,196.18 = 194,795.80 : x
  2. Step 2: Convert to fraction form
    355,944.04/491,196.18 = 194,795.80/x
  3. Step 3: Cross multiply
    355,944.04x = 491,196.18 × 194,795.80
  4. Step 4: Simplify right side
    355,944.04x = 95,682,952,840.04
  5. Step 5: Solve for x
    x = 95,682,952,840.04/355,944.04
  6. Step 6: Final answer
    x = 268,814.59

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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.