Home / 496,945.76-685,782.24-270,590.72

Finding the Fourth Proportional to 496,945.76, 685,782.24 and 270,590.72

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Solution

The fourth proportional to 496,945.76, 685,782.24 and 270,590.72 is: 373,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,945.76 : 685,782.24 = 270,590.72 : x
  2. Step 2: Convert to fraction form
    496,945.76/685,782.24 = 270,590.72/x
  3. Step 3: Cross multiply
    496,945.76x = 685,782.24 × 270,590.72
  4. Step 4: Simplify right side
    496,945.76x = 185,566,310,084.81
  5. Step 5: Solve for x
    x = 185,566,310,084.81/496,945.76
  6. Step 6: Final answer
    x = 373,413.61

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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.