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Finding the Fourth Proportional to 265,050.68, 397,620.68 and 122,838.27

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Solution

The fourth proportional to 265,050.68, 397,620.68 and 122,838.27 is: 184,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,050.68 : 397,620.68 = 122,838.27 : x
  2. Step 2: Convert to fraction form
    265,050.68/397,620.68 = 122,838.27/x
  3. Step 3: Cross multiply
    265,050.68x = 397,620.68 × 122,838.27
  4. Step 4: Simplify right side
    265,050.68x = 48,843,036,447.42
  5. Step 5: Solve for x
    x = 48,843,036,447.42/265,050.68
  6. Step 6: Final answer
    x = 184,278.10

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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.