Home / 854,579.14-1,281,770.79-223,553.86

Finding the Fourth Proportional to 854,579.14, 1,281,770.79 and 223,553.86

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Solution

The fourth proportional to 854,579.14, 1,281,770.79 and 223,553.86 is: 335,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,579.14 : 1,281,770.79 = 223,553.86 : x
  2. Step 2: Convert to fraction form
    854,579.14/1,281,770.79 = 223,553.86/x
  3. Step 3: Cross multiply
    854,579.14x = 1,281,770.79 × 223,553.86
  4. Step 4: Simplify right side
    854,579.14x = 286,544,807,739.75
  5. Step 5: Solve for x
    x = 286,544,807,739.75/854,579.14
  6. Step 6: Final answer
    x = 335,305.17

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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.