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Finding the Fourth Proportional to 265,237.94, 397,853 and 65,558.34

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Solution

The fourth proportional to 265,237.94, 397,853 and 65,558.34 is: 98,336.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,237.94 : 397,853 = 65,558.34 : x
  2. Step 2: Convert to fraction form
    265,237.94/397,853 = 65,558.34/x
  3. Step 3: Cross multiply
    265,237.94x = 397,853 × 65,558.34
  4. Step 4: Simplify right side
    265,237.94x = 26,082,582,244.02
  5. Step 5: Solve for x
    x = 26,082,582,244.02/265,237.94
  6. Step 6: Final answer
    x = 98,336.54

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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.