Home / 488,069.12-673,457.82-273,218.24

Finding the Fourth Proportional to 488,069.12, 673,457.82 and 273,218.24

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Solution

The fourth proportional to 488,069.12, 673,457.82 and 273,218.24 is: 376,997.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,069.12 : 673,457.82 = 273,218.24 : x
  2. Step 2: Convert to fraction form
    488,069.12/673,457.82 = 273,218.24/x
  3. Step 3: Cross multiply
    488,069.12x = 673,457.82 × 273,218.24
  4. Step 4: Simplify right side
    488,069.12x = 184,000,960,294.64
  5. Step 5: Solve for x
    x = 184,000,960,294.64/488,069.12
  6. Step 6: Final answer
    x = 376,997.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.