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Finding the Fourth Proportional to 448,908.09, 672,967.86 and 182,892.35

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Solution

The fourth proportional to 448,908.09, 672,967.86 and 182,892.35 is: 274,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,908.09 : 672,967.86 = 182,892.35 : x
  2. Step 2: Convert to fraction form
    448,908.09/672,967.86 = 182,892.35/x
  3. Step 3: Cross multiply
    448,908.09x = 672,967.86 × 182,892.35
  4. Step 4: Simplify right side
    448,908.09x = 123,080,670,025.03
  5. Step 5: Solve for x
    x = 123,080,670,025.03/448,908.09
  6. Step 6: Final answer
    x = 274,177.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.