Home / 359,832.12-496,524.78-198,674.52

Finding the Fourth Proportional to 359,832.12, 496,524.78 and 198,674.52

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Solution

The fourth proportional to 359,832.12, 496,524.78 and 198,674.52 is: 274,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,832.12 : 496,524.78 = 198,674.52 : x
  2. Step 2: Convert to fraction form
    359,832.12/496,524.78 = 198,674.52/x
  3. Step 3: Cross multiply
    359,832.12x = 496,524.78 × 198,674.52
  4. Step 4: Simplify right side
    359,832.12x = 98,646,822,334.61
  5. Step 5: Solve for x
    x = 98,646,822,334.61/359,832.12
  6. Step 6: Final answer
    x = 274,146.79

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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.