Home / 362,431.60-500,172.24-201,287.36

Finding the Fourth Proportional to 362,431.60, 500,172.24 and 201,287.36

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Solution

The fourth proportional to 362,431.60, 500,172.24 and 201,287.36 is: 277,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,431.60 : 500,172.24 = 201,287.36 : x
  2. Step 2: Convert to fraction form
    362,431.60/500,172.24 = 201,287.36/x
  3. Step 3: Cross multiply
    362,431.60x = 500,172.24 × 201,287.36
  4. Step 4: Simplify right side
    362,431.60x = 100,678,349,734.89
  5. Step 5: Solve for x
    x = 100,678,349,734.89/362,431.60
  6. Step 6: Final answer
    x = 277,785.79

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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.