Home / 348,623.90-481,080.77-195,647.81

Finding the Fourth Proportional to 348,623.90, 481,080.77 and 195,647.81

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Solution

The fourth proportional to 348,623.90, 481,080.77 and 195,647.81 is: 269,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,623.90 : 481,080.77 = 195,647.81 : x
  2. Step 2: Convert to fraction form
    348,623.90/481,080.77 = 195,647.81/x
  3. Step 3: Cross multiply
    348,623.90x = 481,080.77 × 195,647.81
  4. Step 4: Simplify right side
    348,623.90x = 94,122,396,433.65
  5. Step 5: Solve for x
    x = 94,122,396,433.65/348,623.90
  6. Step 6: Final answer
    x = 269,982.63

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1.5x scale

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.