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Finding the Fourth Proportional to 264,480.48, 364,975.92 and 143,616.24

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Solution

The fourth proportional to 264,480.48, 364,975.92 and 143,616.24 is: 198,186.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,480.48 : 364,975.92 = 143,616.24 : x
  2. Step 2: Convert to fraction form
    264,480.48/364,975.92 = 143,616.24/x
  3. Step 3: Cross multiply
    264,480.48x = 364,975.92 × 143,616.24
  4. Step 4: Simplify right side
    264,480.48x = 52,416,469,320.94
  5. Step 5: Solve for x
    x = 52,416,469,320.94/264,480.48
  6. Step 6: Final answer
    x = 198,186.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.