Home / 347,936.15-521,018.24-229,247.66

Finding the Fourth Proportional to 347,936.15, 521,018.24 and 229,247.66

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Solution

The fourth proportional to 347,936.15, 521,018.24 and 229,247.66 is: 343,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,936.15 : 521,018.24 = 229,247.66 : x
  2. Step 2: Convert to fraction form
    347,936.15/521,018.24 = 229,247.66/x
  3. Step 3: Cross multiply
    347,936.15x = 521,018.24 × 229,247.66
  4. Step 4: Simplify right side
    347,936.15x = 119,442,208,585.99
  5. Step 5: Solve for x
    x = 119,442,208,585.99/347,936.15
  6. Step 6: Final answer
    x = 343,287.73

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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.