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Finding the Fourth Proportional to 362,104.40, 499,947.72 and 277,069.52

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Solution

The fourth proportional to 362,104.40, 499,947.72 and 277,069.52 is: 382,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,104.40 : 499,947.72 = 277,069.52 : x
  2. Step 2: Convert to fraction form
    362,104.40/499,947.72 = 277,069.52/x
  3. Step 3: Cross multiply
    362,104.40x = 499,947.72 × 277,069.52
  4. Step 4: Simplify right side
    362,104.40x = 138,520,274,805.49
  5. Step 5: Solve for x
    x = 138,520,274,805.49/362,104.40
  6. Step 6: Final answer
    x = 382,542.37

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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.