Home / 265,181.06-397,771.60-218,335.52

Finding the Fourth Proportional to 265,181.06, 397,771.60 and 218,335.52

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Solution

The fourth proportional to 265,181.06, 397,771.60 and 218,335.52 is: 327,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,181.06 : 397,771.60 = 218,335.52 : x
  2. Step 2: Convert to fraction form
    265,181.06/397,771.60 = 218,335.52/x
  3. Step 3: Cross multiply
    265,181.06x = 397,771.60 × 218,335.52
  4. Step 4: Simplify right side
    265,181.06x = 86,847,669,127.23
  5. Step 5: Solve for x
    x = 86,847,669,127.23/265,181.06
  6. Step 6: Final answer
    x = 327,503.29

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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.