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Finding the Fourth Proportional to 361,050.22, 498,264.88 and 199,905.27

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Solution

The fourth proportional to 361,050.22, 498,264.88 and 199,905.27 is: 275,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,050.22 : 498,264.88 = 199,905.27 : x
  2. Step 2: Convert to fraction form
    361,050.22/498,264.88 = 199,905.27/x
  3. Step 3: Cross multiply
    361,050.22x = 498,264.88 × 199,905.27
  4. Step 4: Simplify right side
    361,050.22x = 99,605,775,490.99
  5. Step 5: Solve for x
    x = 99,605,775,490.99/361,050.22
  6. Step 6: Final answer
    x = 275,877.89

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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.