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Finding the Fourth Proportional to 325,033.14, 448,509.48 and 181,790.30

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Solution

The fourth proportional to 325,033.14, 448,509.48 and 181,790.30 is: 250,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,033.14 : 448,509.48 = 181,790.30 : x
  2. Step 2: Convert to fraction form
    325,033.14/448,509.48 = 181,790.30/x
  3. Step 3: Cross multiply
    325,033.14x = 448,509.48 × 181,790.30
  4. Step 4: Simplify right side
    325,033.14x = 81,534,672,922.04
  5. Step 5: Solve for x
    x = 81,534,672,922.04/325,033.14
  6. Step 6: Final answer
    x = 250,850.34

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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.