Home / 488,778.09-733,563.22-252,188.43

Finding the Fourth Proportional to 488,778.09, 733,563.22 and 252,188.43

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Solution

The fourth proportional to 488,778.09, 733,563.22 and 252,188.43 is: 378,487.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,778.09 : 733,563.22 = 252,188.43 : x
  2. Step 2: Convert to fraction form
    488,778.09/733,563.22 = 252,188.43/x
  3. Step 3: Cross multiply
    488,778.09x = 733,563.22 × 252,188.43
  4. Step 4: Simplify right side
    488,778.09x = 184,996,153,849.07
  5. Step 5: Solve for x
    x = 184,996,153,849.07/488,778.09
  6. Step 6: Final answer
    x = 378,487.00

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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.