Home / 359,713.03-496,405.17-198,567.69

Finding the Fourth Proportional to 359,713.03, 496,405.17 and 198,567.69

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Solution

The fourth proportional to 359,713.03, 496,405.17 and 198,567.69 is: 274,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,713.03 : 496,405.17 = 198,567.69 : x
  2. Step 2: Convert to fraction form
    359,713.03/496,405.17 = 198,567.69/x
  3. Step 3: Cross multiply
    359,713.03x = 496,405.17 × 198,567.69
  4. Step 4: Simplify right side
    359,713.03x = 98,570,027,910.96
  5. Step 5: Solve for x
    x = 98,570,027,910.96/359,713.03
  6. Step 6: Final answer
    x = 274,024.07

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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.