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Finding the Fourth Proportional to 325,018.77, 448,568.19 and 181,808.52

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Solution

The fourth proportional to 325,018.77, 448,568.19 and 181,808.52 is: 250,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,018.77 : 448,568.19 = 181,808.52 : x
  2. Step 2: Convert to fraction form
    325,018.77/448,568.19 = 181,808.52/x
  3. Step 3: Cross multiply
    325,018.77x = 448,568.19 × 181,808.52
  4. Step 4: Simplify right side
    325,018.77x = 81,553,518,742.98
  5. Step 5: Solve for x
    x = 81,553,518,742.98/325,018.77
  6. Step 6: Final answer
    x = 250,919.41

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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.