Home / 496,767.48-685,500.04-281,907.54

Finding the Fourth Proportional to 496,767.48, 685,500.04 and 281,907.54

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Solution

The fourth proportional to 496,767.48, 685,500.04 and 281,907.54 is: 389,010.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,767.48 : 685,500.04 = 281,907.54 : x
  2. Step 2: Convert to fraction form
    496,767.48/685,500.04 = 281,907.54/x
  3. Step 3: Cross multiply
    496,767.48x = 685,500.04 × 281,907.54
  4. Step 4: Simplify right side
    496,767.48x = 193,247,629,946.30
  5. Step 5: Solve for x
    x = 193,247,629,946.30/496,767.48
  6. Step 6: Final answer
    x = 389,010.23

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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.