Home / 326,844.16-490,037.54-166,969.60

Finding the Fourth Proportional to 326,844.16, 490,037.54 and 166,969.60

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Solution

The fourth proportional to 326,844.16, 490,037.54 and 166,969.60 is: 250,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,844.16 : 490,037.54 = 166,969.60 : x
  2. Step 2: Convert to fraction form
    326,844.16/490,037.54 = 166,969.60/x
  3. Step 3: Cross multiply
    326,844.16x = 490,037.54 × 166,969.60
  4. Step 4: Simplify right side
    326,844.16x = 81,821,369,588.60
  5. Step 5: Solve for x
    x = 81,821,369,588.60/326,844.16
  6. Step 6: Final answer
    x = 250,337.56

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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.