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Finding the Fourth Proportional to 439,469.51, 658,525.79 and 296,755.48

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Solution

The fourth proportional to 439,469.51, 658,525.79 and 296,755.48 is: 444,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,469.51 : 658,525.79 = 296,755.48 : x
  2. Step 2: Convert to fraction form
    439,469.51/658,525.79 = 296,755.48/x
  3. Step 3: Cross multiply
    439,469.51x = 658,525.79 × 296,755.48
  4. Step 4: Simplify right side
    439,469.51x = 195,421,133,611.20
  5. Step 5: Solve for x
    x = 195,421,133,611.20/439,469.51
  6. Step 6: Final answer
    x = 444,675.07

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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.