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Finding the Fourth Proportional to 476,797.44, 658,017.35 and 272,912.33

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Solution

The fourth proportional to 476,797.44, 658,017.35 and 272,912.33 is: 376,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,797.44 : 658,017.35 = 272,912.33 : x
  2. Step 2: Convert to fraction form
    476,797.44/658,017.35 = 272,912.33/x
  3. Step 3: Cross multiply
    476,797.44x = 658,017.35 × 272,912.33
  4. Step 4: Simplify right side
    476,797.44x = 179,581,043,514.28
  5. Step 5: Solve for x
    x = 179,581,043,514.28/476,797.44
  6. Step 6: Final answer
    x = 376,640.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.