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Finding the Fourth Proportional to 373,010.96, 514,755.22 and 203,245.08

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Solution

The fourth proportional to 373,010.96, 514,755.22 and 203,245.08 is: 280,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,010.96 : 514,755.22 = 203,245.08 : x
  2. Step 2: Convert to fraction form
    373,010.96/514,755.22 = 203,245.08/x
  3. Step 3: Cross multiply
    373,010.96x = 514,755.22 × 203,245.08
  4. Step 4: Simplify right side
    373,010.96x = 104,621,465,869.32
  5. Step 5: Solve for x
    x = 104,621,465,869.32/373,010.96
  6. Step 6: Final answer
    x = 280,478.26

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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.