Home / 348,276.78-480,588.38-195,321.24

Finding the Fourth Proportional to 348,276.78, 480,588.38 and 195,321.24

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Solution

The fourth proportional to 348,276.78, 480,588.38 and 195,321.24 is: 269,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,276.78 : 480,588.38 = 195,321.24 : x
  2. Step 2: Convert to fraction form
    348,276.78/480,588.38 = 195,321.24/x
  3. Step 3: Cross multiply
    348,276.78x = 480,588.38 × 195,321.24
  4. Step 4: Simplify right side
    348,276.78x = 93,869,118,311.19
  5. Step 5: Solve for x
    x = 93,869,118,311.19/348,276.78
  6. Step 6: Final answer
    x = 269,524.48

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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.