Home / 460,269.40-689,519.58-282,257.32

Finding the Fourth Proportional to 460,269.40, 689,519.58 and 282,257.32

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Solution

The fourth proportional to 460,269.40, 689,519.58 and 282,257.32 is: 422,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,269.40 : 689,519.58 = 282,257.32 : x
  2. Step 2: Convert to fraction form
    460,269.40/689,519.58 = 282,257.32/x
  3. Step 3: Cross multiply
    460,269.40x = 689,519.58 × 282,257.32
  4. Step 4: Simplify right side
    460,269.40x = 194,621,948,738.33
  5. Step 5: Solve for x
    x = 194,621,948,738.33/460,269.40
  6. Step 6: Final answer
    x = 422,843.55

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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.