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Finding the Fourth Proportional to 603,656.96, 905,385 and 182,832.80

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Solution

The fourth proportional to 603,656.96, 905,385 and 182,832.80 is: 274,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,656.96 : 905,385 = 182,832.80 : x
  2. Step 2: Convert to fraction form
    603,656.96/905,385 = 182,832.80/x
  3. Step 3: Cross multiply
    603,656.96x = 905,385 × 182,832.80
  4. Step 4: Simplify right side
    603,656.96x = 165,534,074,628
  5. Step 5: Solve for x
    x = 165,534,074,628/603,656.96
  6. Step 6: Final answer
    x = 274,218.78

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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.