Home / 282,020.35-422,820.14-169,674.24

Finding the Fourth Proportional to 282,020.35, 422,820.14 and 169,674.24

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Solution

The fourth proportional to 282,020.35, 422,820.14 and 169,674.24 is: 254,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,020.35 : 422,820.14 = 169,674.24 : x
  2. Step 2: Convert to fraction form
    282,020.35/422,820.14 = 169,674.24/x
  3. Step 3: Cross multiply
    282,020.35x = 422,820.14 × 169,674.24
  4. Step 4: Simplify right side
    282,020.35x = 71,741,686,648.40
  5. Step 5: Solve for x
    x = 71,741,686,648.40/282,020.35
  6. Step 6: Final answer
    x = 254,384.79

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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.