Home / 685,084.86-1,026,297.99-504,843.30

Finding the Fourth Proportional to 685,084.86, 1,026,297.99 and 504,843.30

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Solution

The fourth proportional to 685,084.86, 1,026,297.99 and 504,843.30 is: 756,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,084.86 : 1,026,297.99 = 504,843.30 : x
  2. Step 2: Convert to fraction form
    685,084.86/1,026,297.99 = 504,843.30/x
  3. Step 3: Cross multiply
    685,084.86x = 1,026,297.99 × 504,843.30
  4. Step 4: Simplify right side
    685,084.86x = 518,119,664,054.97
  5. Step 5: Solve for x
    x = 518,119,664,054.97/685,084.86
  6. Step 6: Final answer
    x = 756,285.38

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1.5x scale

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.