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Finding the Fourth Proportional to 448,987.53, 672,896.49 and 182,436.42

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Solution

The fourth proportional to 448,987.53, 672,896.49 and 182,436.42 is: 273,417.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,987.53 : 672,896.49 = 182,436.42 : x
  2. Step 2: Convert to fraction form
    448,987.53/672,896.49 = 182,436.42/x
  3. Step 3: Cross multiply
    448,987.53x = 672,896.49 × 182,436.42
  4. Step 4: Simplify right side
    448,987.53x = 122,760,829,873.66
  5. Step 5: Solve for x
    x = 122,760,829,873.66/448,987.53
  6. Step 6: Final answer
    x = 273,417.02

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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.