Home / 439,072.68-658,609.04-123,529.44

Finding the Fourth Proportional to 439,072.68, 658,609.04 and 123,529.44

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Solution

The fourth proportional to 439,072.68, 658,609.04 and 123,529.44 is: 185,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,072.68 : 658,609.04 = 123,529.44 : x
  2. Step 2: Convert to fraction form
    439,072.68/658,609.04 = 123,529.44/x
  3. Step 3: Cross multiply
    439,072.68x = 658,609.04 × 123,529.44
  4. Step 4: Simplify right side
    439,072.68x = 81,357,605,890.14
  5. Step 5: Solve for x
    x = 81,357,605,890.14/439,072.68
  6. Step 6: Final answer
    x = 185,294.17

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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.