Home / 282,021.04-422,467.44-169,639.24

Finding the Fourth Proportional to 282,021.04, 422,467.44 and 169,639.24

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Solution

The fourth proportional to 282,021.04, 422,467.44 and 169,639.24 is: 254,119.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,021.04 : 422,467.44 = 169,639.24 : x
  2. Step 2: Convert to fraction form
    282,021.04/422,467.44 = 169,639.24/x
  3. Step 3: Cross multiply
    282,021.04x = 422,467.44 × 169,639.24
  4. Step 4: Simplify right side
    282,021.04x = 71,667,055,446.35
  5. Step 5: Solve for x
    x = 71,667,055,446.35/282,021.04
  6. Step 6: Final answer
    x = 254,119.53

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1.5x scale

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.