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Finding the Fourth Proportional to 447,903, 671,923.62 and 167,460.12

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Solution

The fourth proportional to 447,903, 671,923.62 and 167,460.12 is: 251,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,903 : 671,923.62 = 167,460.12 : x
  2. Step 2: Convert to fraction form
    447,903/671,923.62 = 167,460.12/x
  3. Step 3: Cross multiply
    447,903x = 671,923.62 × 167,460.12
  4. Step 4: Simplify right side
    447,903x = 112,520,410,036.03
  5. Step 5: Solve for x
    x = 112,520,410,036.03/447,903
  6. Step 6: Final answer
    x = 251,216.02

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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.