Home / 359,538.04-496,142.94-198,361.36

Finding the Fourth Proportional to 359,538.04, 496,142.94 and 198,361.36

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Solution

The fourth proportional to 359,538.04, 496,142.94 and 198,361.36 is: 273,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,538.04 : 496,142.94 = 198,361.36 : x
  2. Step 2: Convert to fraction form
    359,538.04/496,142.94 = 198,361.36/x
  3. Step 3: Cross multiply
    359,538.04x = 496,142.94 × 198,361.36
  4. Step 4: Simplify right side
    359,538.04x = 98,415,588,332.80
  5. Step 5: Solve for x
    x = 98,415,588,332.80/359,538.04
  6. Step 6: Final answer
    x = 273,727.89

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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.