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Finding the Fourth Proportional to 204,907.10, 307,360.65 and 204,907.10

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Solution

The fourth proportional to 204,907.10, 307,360.65 and 204,907.10 is: 307,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,907.10 : 307,360.65 = 204,907.10 : x
  2. Step 2: Convert to fraction form
    204,907.10/307,360.65 = 204,907.10/x
  3. Step 3: Cross multiply
    204,907.10x = 307,360.65 × 204,907.10
  4. Step 4: Simplify right side
    204,907.10x = 62,980,379,445.62
  5. Step 5: Solve for x
    x = 62,980,379,445.62/204,907.10
  6. Step 6: Final answer
    x = 307,360.65

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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.