Home / 255,347.83-382,523.46-198,923.75

Finding the Fourth Proportional to 255,347.83, 382,523.46 and 198,923.75

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Solution

The fourth proportional to 255,347.83, 382,523.46 and 198,923.75 is: 297,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,347.83 : 382,523.46 = 198,923.75 : x
  2. Step 2: Convert to fraction form
    255,347.83/382,523.46 = 198,923.75/x
  3. Step 3: Cross multiply
    255,347.83x = 382,523.46 × 198,923.75
  4. Step 4: Simplify right side
    255,347.83x = 76,093,001,021.00
  5. Step 5: Solve for x
    x = 76,093,001,021.00/255,347.83
  6. Step 6: Final answer
    x = 297,997.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.