Home / 496,142.44-743,623.16-345,567.48

Finding the Fourth Proportional to 496,142.44, 743,623.16 and 345,567.48

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Solution

The fourth proportional to 496,142.44, 743,623.16 and 345,567.48 is: 517,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,142.44 : 743,623.16 = 345,567.48 : x
  2. Step 2: Convert to fraction form
    496,142.44/743,623.16 = 345,567.48/x
  3. Step 3: Cross multiply
    496,142.44x = 743,623.16 × 345,567.48
  4. Step 4: Simplify right side
    496,142.44x = 256,971,981,470.84
  5. Step 5: Solve for x
    x = 256,971,981,470.84/496,142.44
  6. Step 6: Final answer
    x = 517,939.93

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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.