Home / 298,010.26-446,967.37-81,818.56

Finding the Fourth Proportional to 298,010.26, 446,967.37 and 81,818.56

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Solution

The fourth proportional to 298,010.26, 446,967.37 and 81,818.56 is: 122,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,010.26 : 446,967.37 = 81,818.56 : x
  2. Step 2: Convert to fraction form
    298,010.26/446,967.37 = 81,818.56/x
  3. Step 3: Cross multiply
    298,010.26x = 446,967.37 × 81,818.56
  4. Step 4: Simplify right side
    298,010.26x = 36,570,226,580.39
  5. Step 5: Solve for x
    x = 36,570,226,580.39/298,010.26
  6. Step 6: Final answer
    x = 122,714.66

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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.