Home / 407,757.54-562,664.22-238,090.08

Finding the Fourth Proportional to 407,757.54, 562,664.22 and 238,090.08

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Solution

The fourth proportional to 407,757.54, 562,664.22 and 238,090.08 is: 328,540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,757.54 : 562,664.22 = 238,090.08 : x
  2. Step 2: Convert to fraction form
    407,757.54/562,664.22 = 238,090.08/x
  3. Step 3: Cross multiply
    407,757.54x = 562,664.22 × 238,090.08
  4. Step 4: Simplify right side
    407,757.54x = 133,964,769,152.94
  5. Step 5: Solve for x
    x = 133,964,769,152.94/407,757.54
  6. Step 6: Final answer
    x = 328,540.26

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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.