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Finding the Fourth Proportional to 358,250.01, 494,388.95 and 194,907.46

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Solution

The fourth proportional to 358,250.01, 494,388.95 and 194,907.46 is: 268,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,250.01 : 494,388.95 = 194,907.46 : x
  2. Step 2: Convert to fraction form
    358,250.01/494,388.95 = 194,907.46/x
  3. Step 3: Cross multiply
    358,250.01x = 494,388.95 × 194,907.46
  4. Step 4: Simplify right side
    358,250.01x = 96,360,093,550.64
  5. Step 5: Solve for x
    x = 96,360,093,550.64/358,250.01
  6. Step 6: Final answer
    x = 268,974.43

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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.