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Finding the Fourth Proportional to 295,262.30, 442,893.45 and 200,783.90

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Solution

The fourth proportional to 295,262.30, 442,893.45 and 200,783.90 is: 301,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,262.30 : 442,893.45 = 200,783.90 : x
  2. Step 2: Convert to fraction form
    295,262.30/442,893.45 = 200,783.90/x
  3. Step 3: Cross multiply
    295,262.30x = 442,893.45 × 200,783.90
  4. Step 4: Simplify right side
    295,262.30x = 88,925,874,175.46
  5. Step 5: Solve for x
    x = 88,925,874,175.46/295,262.30
  6. Step 6: Final answer
    x = 301,175.85

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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.