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Finding the Fourth Proportional to 325,330.61, 448,956.14 and 182,090.61

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Solution

The fourth proportional to 325,330.61, 448,956.14 and 182,090.61 is: 251,284.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,330.61 : 448,956.14 = 182,090.61 : x
  2. Step 2: Convert to fraction form
    325,330.61/448,956.14 = 182,090.61/x
  3. Step 3: Cross multiply
    325,330.61x = 448,956.14 × 182,090.61
  4. Step 4: Simplify right side
    325,330.61x = 81,750,696,485.39
  5. Step 5: Solve for x
    x = 81,750,696,485.39/325,330.61
  6. Step 6: Final answer
    x = 251,284.99

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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.