Home / 320,200.29-480,383.46-170,317.22

Finding the Fourth Proportional to 320,200.29, 480,383.46 and 170,317.22

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Solution

The fourth proportional to 320,200.29, 480,383.46 and 170,317.22 is: 255,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,200.29 : 480,383.46 = 170,317.22 : x
  2. Step 2: Convert to fraction form
    320,200.29/480,383.46 = 170,317.22/x
  3. Step 3: Cross multiply
    320,200.29x = 480,383.46 × 170,317.22
  4. Step 4: Simplify right side
    320,200.29x = 81,817,573,039.26
  5. Step 5: Solve for x
    x = 81,817,573,039.26/320,200.29
  6. Step 6: Final answer
    x = 255,519.98

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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.