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Finding the Fourth Proportional to 325,007.80, 448,533.48 and 181,781.08

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Solution

The fourth proportional to 325,007.80, 448,533.48 and 181,781.08 is: 250,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,007.80 : 448,533.48 = 181,781.08 : x
  2. Step 2: Convert to fraction form
    325,007.80/448,533.48 = 181,781.08/x
  3. Step 3: Cross multiply
    325,007.80x = 448,533.48 × 181,781.08
  4. Step 4: Simplify right side
    325,007.80x = 81,534,900,410.56
  5. Step 5: Solve for x
    x = 81,534,900,410.56/325,007.80
  6. Step 6: Final answer
    x = 250,870.60

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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.