Home / 359,845.25-496,586.43-198,700.61

Finding the Fourth Proportional to 359,845.25, 496,586.43 and 198,700.61

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Solution

The fourth proportional to 359,845.25, 496,586.43 and 198,700.61 is: 274,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,845.25 : 496,586.43 = 198,700.61 : x
  2. Step 2: Convert to fraction form
    359,845.25/496,586.43 = 198,700.61/x
  3. Step 3: Cross multiply
    359,845.25x = 496,586.43 × 198,700.61
  4. Step 4: Simplify right side
    359,845.25x = 98,672,024,075.79
  5. Step 5: Solve for x
    x = 98,672,024,075.79/359,845.25
  6. Step 6: Final answer
    x = 274,206.83

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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.