Home / 500,164.94-690,227.64-273,810.44

Finding the Fourth Proportional to 500,164.94, 690,227.64 and 273,810.44

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Solution

The fourth proportional to 500,164.94, 690,227.64 and 273,810.44 is: 377,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,164.94 : 690,227.64 = 273,810.44 : x
  2. Step 2: Convert to fraction form
    500,164.94/690,227.64 = 273,810.44/x
  3. Step 3: Cross multiply
    500,164.94x = 690,227.64 × 273,810.44
  4. Step 4: Simplify right side
    500,164.94x = 188,991,533,808.56
  5. Step 5: Solve for x
    x = 188,991,533,808.56/500,164.94
  6. Step 6: Final answer
    x = 377,858.42

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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.