Home / 814,968.91-1,222,176.51-282,365.63

Finding the Fourth Proportional to 814,968.91, 1,222,176.51 and 282,365.63

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Solution

The fourth proportional to 814,968.91, 1,222,176.51 and 282,365.63 is: 423,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,968.91 : 1,222,176.51 = 282,365.63 : x
  2. Step 2: Convert to fraction form
    814,968.91/1,222,176.51 = 282,365.63/x
  3. Step 3: Cross multiply
    814,968.91x = 1,222,176.51 × 282,365.63
  4. Step 4: Simplify right side
    814,968.91x = 345,100,640,217.35
  5. Step 5: Solve for x
    x = 345,100,640,217.35/814,968.91
  6. Step 6: Final answer
    x = 423,452.52

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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.