Home / 500,977.28-751,447.38-216,739.37

Finding the Fourth Proportional to 500,977.28, 751,447.38 and 216,739.37

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Solution

The fourth proportional to 500,977.28, 751,447.38 and 216,739.37 is: 325,101.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,977.28 : 751,447.38 = 216,739.37 : x
  2. Step 2: Convert to fraction form
    500,977.28/751,447.38 = 216,739.37/x
  3. Step 3: Cross multiply
    500,977.28x = 751,447.38 × 216,739.37
  4. Step 4: Simplify right side
    500,977.28x = 162,868,231,729.35
  5. Step 5: Solve for x
    x = 162,868,231,729.35/500,977.28
  6. Step 6: Final answer
    x = 325,101.03

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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.