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Finding the Fourth Proportional to 373,277.44, 515,128.44 and 203,514.40

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Solution

The fourth proportional to 373,277.44, 515,128.44 and 203,514.40 is: 280,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,277.44 : 515,128.44 = 203,514.40 : x
  2. Step 2: Convert to fraction form
    373,277.44/515,128.44 = 203,514.40/x
  3. Step 3: Cross multiply
    373,277.44x = 515,128.44 × 203,514.40
  4. Step 4: Simplify right side
    373,277.44x = 104,836,055,389.54
  5. Step 5: Solve for x
    x = 104,836,055,389.54/373,277.44
  6. Step 6: Final answer
    x = 280,852.91

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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.