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Finding the Fourth Proportional to 263,771.94, 364,020.58 and 149,047.59

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Solution

The fourth proportional to 263,771.94, 364,020.58 and 149,047.59 is: 205,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,771.94 : 364,020.58 = 149,047.59 : x
  2. Step 2: Convert to fraction form
    263,771.94/364,020.58 = 149,047.59/x
  3. Step 3: Cross multiply
    263,771.94x = 364,020.58 × 149,047.59
  4. Step 4: Simplify right side
    263,771.94x = 54,256,391,710.79
  5. Step 5: Solve for x
    x = 54,256,391,710.79/263,771.94
  6. Step 6: Final answer
    x = 205,694.32

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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.