Home / 359,706.45-496,388.94-198,557.34

Finding the Fourth Proportional to 359,706.45, 496,388.94 and 198,557.34

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Solution

The fourth proportional to 359,706.45, 496,388.94 and 198,557.34 is: 274,005.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,706.45 : 496,388.94 = 198,557.34 : x
  2. Step 2: Convert to fraction form
    359,706.45/496,388.94 = 198,557.34/x
  3. Step 3: Cross multiply
    359,706.45x = 496,388.94 × 198,557.34
  4. Step 4: Simplify right side
    359,706.45x = 98,561,667,531.82
  5. Step 5: Solve for x
    x = 98,561,667,531.82/359,706.45
  6. Step 6: Final answer
    x = 274,005.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.