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Finding the Fourth Proportional to 265,048.68, 397,617.68 and 122,836.27

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Solution

The fourth proportional to 265,048.68, 397,617.68 and 122,836.27 is: 184,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,048.68 : 397,617.68 = 122,836.27 : x
  2. Step 2: Convert to fraction form
    265,048.68/397,617.68 = 122,836.27/x
  3. Step 3: Cross multiply
    265,048.68x = 397,617.68 × 122,836.27
  4. Step 4: Simplify right side
    265,048.68x = 48,841,872,697.25
  5. Step 5: Solve for x
    x = 48,841,872,697.25/265,048.68
  6. Step 6: Final answer
    x = 184,275.10

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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.