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Finding the Fourth Proportional to 362,397, 500,108.04 and 201,278.28

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Solution

The fourth proportional to 362,397, 500,108.04 and 201,278.28 is: 277,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,397 : 500,108.04 = 201,278.28 : x
  2. Step 2: Convert to fraction form
    362,397/500,108.04 = 201,278.28/x
  3. Step 3: Cross multiply
    362,397x = 500,108.04 × 201,278.28
  4. Step 4: Simplify right side
    362,397x = 100,660,886,105.37
  5. Step 5: Solve for x
    x = 100,660,886,105.37/362,397
  6. Step 6: Final answer
    x = 277,764.13

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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.