Home / 325,005.30-448,530.03-181,778.58

Finding the Fourth Proportional to 325,005.30, 448,530.03 and 181,778.58

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Solution

The fourth proportional to 325,005.30, 448,530.03 and 181,778.58 is: 250,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,005.30 : 448,530.03 = 181,778.58 : x
  2. Step 2: Convert to fraction form
    325,005.30/448,530.03 = 181,778.58/x
  3. Step 3: Cross multiply
    325,005.30x = 448,530.03 × 181,778.58
  4. Step 4: Simplify right side
    325,005.30x = 81,533,151,940.76
  5. Step 5: Solve for x
    x = 81,533,151,940.76/325,005.30
  6. Step 6: Final answer
    x = 250,867.15

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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.