Home / 574,845.50-793,311.27-320,196.80

Finding the Fourth Proportional to 574,845.50, 793,311.27 and 320,196.80

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Solution

The fourth proportional to 574,845.50, 793,311.27 and 320,196.80 is: 441,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,845.50 : 793,311.27 = 320,196.80 : x
  2. Step 2: Convert to fraction form
    574,845.50/793,311.27 = 320,196.80/x
  3. Step 3: Cross multiply
    574,845.50x = 793,311.27 × 320,196.80
  4. Step 4: Simplify right side
    574,845.50x = 254,015,730,840.48
  5. Step 5: Solve for x
    x = 254,015,730,840.48/574,845.50
  6. Step 6: Final answer
    x = 441,885.22

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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.