Home / 901,191.39-1,351,784.02-368,712.42

Finding the Fourth Proportional to 901,191.39, 1,351,784.02 and 368,712.42

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Solution

The fourth proportional to 901,191.39, 1,351,784.02 and 368,712.42 is: 553,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,191.39 : 1,351,784.02 = 368,712.42 : x
  2. Step 2: Convert to fraction form
    901,191.39/1,351,784.02 = 368,712.42/x
  3. Step 3: Cross multiply
    901,191.39x = 1,351,784.02 × 368,712.42
  4. Step 4: Simplify right side
    901,191.39x = 498,419,561,450.10
  5. Step 5: Solve for x
    x = 498,419,561,450.10/901,191.39
  6. Step 6: Final answer
    x = 553,067.38

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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.