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Finding the Fourth Proportional to 400,837.68, 601,255.31 and 164,180.39

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Solution

The fourth proportional to 400,837.68, 601,255.31 and 164,180.39 is: 246,270.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,837.68 : 601,255.31 = 164,180.39 : x
  2. Step 2: Convert to fraction form
    400,837.68/601,255.31 = 164,180.39/x
  3. Step 3: Cross multiply
    400,837.68x = 601,255.31 × 164,180.39
  4. Step 4: Simplify right side
    400,837.68x = 98,714,327,458.19
  5. Step 5: Solve for x
    x = 98,714,327,458.19/400,837.68
  6. Step 6: Final answer
    x = 246,270.08

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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.