Home / 297,727.20-446,590.80-274,917.60

Finding the Fourth Proportional to 297,727.20, 446,590.80 and 274,917.60

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Solution

The fourth proportional to 297,727.20, 446,590.80 and 274,917.60 is: 412,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,727.20 : 446,590.80 = 274,917.60 : x
  2. Step 2: Convert to fraction form
    297,727.20/446,590.80 = 274,917.60/x
  3. Step 3: Cross multiply
    297,727.20x = 446,590.80 × 274,917.60
  4. Step 4: Simplify right side
    297,727.20x = 122,775,670,918.08
  5. Step 5: Solve for x
    x = 122,775,670,918.08/297,727.20
  6. Step 6: Final answer
    x = 412,376.40

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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.