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Finding the Fourth Proportional to 265,035.04, 397,556.76 and 65,355.48

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Solution

The fourth proportional to 265,035.04, 397,556.76 and 65,355.48 is: 98,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,035.04 : 397,556.76 = 65,355.48 : x
  2. Step 2: Convert to fraction form
    265,035.04/397,556.76 = 65,355.48/x
  3. Step 3: Cross multiply
    265,035.04x = 397,556.76 × 65,355.48
  4. Step 4: Simplify right side
    265,035.04x = 25,982,512,877.04
  5. Step 5: Solve for x
    x = 25,982,512,877.04/265,035.04
  6. Step 6: Final answer
    x = 98,034.26

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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.