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Finding the Fourth Proportional to 359,795.27, 496,536.93 and 198,649.82

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Solution

The fourth proportional to 359,795.27, 496,536.93 and 198,649.82 is: 274,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,795.27 : 496,536.93 = 198,649.82 : x
  2. Step 2: Convert to fraction form
    359,795.27/496,536.93 = 198,649.82/x
  3. Step 3: Cross multiply
    359,795.27x = 496,536.93 × 198,649.82
  4. Step 4: Simplify right side
    359,795.27x = 98,636,969,285.17
  5. Step 5: Solve for x
    x = 98,636,969,285.17/359,795.27
  6. Step 6: Final answer
    x = 274,147.49

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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.