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Finding the Fourth Proportional to 265,269.89, 397,904.86 and 65,594.05

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Solution

The fourth proportional to 265,269.89, 397,904.86 and 65,594.05 is: 98,391.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,269.89 : 397,904.86 = 65,594.05 : x
  2. Step 2: Convert to fraction form
    265,269.89/397,904.86 = 65,594.05/x
  3. Step 3: Cross multiply
    265,269.89x = 397,904.86 × 65,594.05
  4. Step 4: Simplify right side
    265,269.89x = 26,100,192,238.56
  5. Step 5: Solve for x
    x = 26,100,192,238.56/265,269.89
  6. Step 6: Final answer
    x = 98,391.09

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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.