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Finding the Fourth Proportional to 448,043.00, 672,042.62 and 167,538.38

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Solution

The fourth proportional to 448,043.00, 672,042.62 and 167,538.38 is: 251,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,043.00 : 672,042.62 = 167,538.38 : x
  2. Step 2: Convert to fraction form
    448,043.00/672,042.62 = 167,538.38/x
  3. Step 3: Cross multiply
    448,043.00x = 672,042.62 × 167,538.38
  4. Step 4: Simplify right side
    448,043.00x = 112,592,928,904.39
  5. Step 5: Solve for x
    x = 112,592,928,904.39/448,043.00
  6. Step 6: Final answer
    x = 251,299.38

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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.