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Finding the Fourth Proportional to 264,707.49, 396,736.08 and 122,360.22

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Solution

The fourth proportional to 264,707.49, 396,736.08 and 122,360.22 is: 183,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,707.49 : 396,736.08 = 122,360.22 : x
  2. Step 2: Convert to fraction form
    264,707.49/396,736.08 = 122,360.22/x
  3. Step 3: Cross multiply
    264,707.49x = 396,736.08 × 122,360.22
  4. Step 4: Simplify right side
    264,707.49x = 48,544,713,571.89
  5. Step 5: Solve for x
    x = 48,544,713,571.89/264,707.49
  6. Step 6: Final answer
    x = 183,390.02

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1.5x scale

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.