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Finding the Fourth Proportional to 265,232.83, 397,845.34 and 65,553.23

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Solution

The fourth proportional to 265,232.83, 397,845.34 and 65,553.23 is: 98,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,232.83 : 397,845.34 = 65,553.23 : x
  2. Step 2: Convert to fraction form
    265,232.83/397,845.34 = 65,553.23/x
  3. Step 3: Cross multiply
    265,232.83x = 397,845.34 × 65,553.23
  4. Step 4: Simplify right side
    265,232.83x = 26,080,047,077.45
  5. Step 5: Solve for x
    x = 26,080,047,077.45/265,232.83
  6. Step 6: Final answer
    x = 98,328.88

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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.