Home / 359,680.22-496,358.75-198,535.31

Finding the Fourth Proportional to 359,680.22, 496,358.75 and 198,535.31

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Solution

The fourth proportional to 359,680.22, 496,358.75 and 198,535.31 is: 273,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,680.22 : 496,358.75 = 198,535.31 : x
  2. Step 2: Convert to fraction form
    359,680.22/496,358.75 = 198,535.31/x
  3. Step 3: Cross multiply
    359,680.22x = 496,358.75 × 198,535.31
  4. Step 4: Simplify right side
    359,680.22x = 98,544,738,302.46
  5. Step 5: Solve for x
    x = 98,544,738,302.46/359,680.22
  6. Step 6: Final answer
    x = 273,978.75

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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.