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Finding the Fourth Proportional to 296,846.33, 445,269.47 and 130,634.33

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Solution

The fourth proportional to 296,846.33, 445,269.47 and 130,634.33 is: 195,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,846.33 : 445,269.47 = 130,634.33 : x
  2. Step 2: Convert to fraction form
    296,846.33/445,269.47 = 130,634.33/x
  3. Step 3: Cross multiply
    296,846.33x = 445,269.47 × 130,634.33
  4. Step 4: Simplify right side
    296,846.33x = 58,167,476,003.39
  5. Step 5: Solve for x
    x = 58,167,476,003.39/296,846.33
  6. Step 6: Final answer
    x = 195,951.48

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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.