Home / 439,450.43-658,493.81-304,777.19

Finding the Fourth Proportional to 439,450.43, 658,493.81 and 304,777.19

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Solution

The fourth proportional to 439,450.43, 658,493.81 and 304,777.19 is: 456,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,450.43 : 658,493.81 = 304,777.19 : x
  2. Step 2: Convert to fraction form
    439,450.43/658,493.81 = 304,777.19/x
  3. Step 3: Cross multiply
    439,450.43x = 658,493.81 × 304,777.19
  4. Step 4: Simplify right side
    439,450.43x = 200,693,890,513.67
  5. Step 5: Solve for x
    x = 200,693,890,513.67/439,450.43
  6. Step 6: Final answer
    x = 456,692.90

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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.