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Finding the Fourth Proportional to 325,384.08, 448,978.32 and 182,150.16

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Solution

The fourth proportional to 325,384.08, 448,978.32 and 182,150.16 is: 251,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,384.08 : 448,978.32 = 182,150.16 : x
  2. Step 2: Convert to fraction form
    325,384.08/448,978.32 = 182,150.16/x
  3. Step 3: Cross multiply
    325,384.08x = 448,978.32 × 182,150.16
  4. Step 4: Simplify right side
    325,384.08x = 81,781,472,824.53
  5. Step 5: Solve for x
    x = 81,781,472,824.53/325,384.08
  6. Step 6: Final answer
    x = 251,338.27

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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.