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Finding the Fourth Proportional to 277,379.95, 382,783.03 and 150,054.43

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Solution

The fourth proportional to 277,379.95, 382,783.03 and 150,054.43 is: 207,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,379.95 : 382,783.03 = 150,054.43 : x
  2. Step 2: Convert to fraction form
    277,379.95/382,783.03 = 150,054.43/x
  3. Step 3: Cross multiply
    277,379.95x = 382,783.03 × 150,054.43
  4. Step 4: Simplify right side
    277,379.95x = 57,438,289,380.32
  5. Step 5: Solve for x
    x = 57,438,289,380.32/277,379.95
  6. Step 6: Final answer
    x = 207,074.41

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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.