Home / 447,666.78-671,078.04-222,814.63

Finding the Fourth Proportional to 447,666.78, 671,078.04 and 222,814.63

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Solution

The fourth proportional to 447,666.78, 671,078.04 and 222,814.63 is: 334,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,666.78 : 671,078.04 = 222,814.63 : x
  2. Step 2: Convert to fraction form
    447,666.78/671,078.04 = 222,814.63/x
  3. Step 3: Cross multiply
    447,666.78x = 671,078.04 × 222,814.63
  4. Step 4: Simplify right side
    447,666.78x = 149,526,005,183.73
  5. Step 5: Solve for x
    x = 149,526,005,183.73/447,666.78
  6. Step 6: Final answer
    x = 334,011.84

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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.