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Finding the Third Proportional to 287,950.50 and 620,052

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Solution

The third proportional to 287,950.50 and 620,052 is: 1,335,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,950.50 : 620,052 = 620,052 : x
  2. Step 2: Convert to fraction form
    287,950.50/620,052 = 620,052/x
  3. Step 3: Cross multiply
    287,950.50x = 620,052 × 620,052
  4. Step 4: Simplify right side
    287,950.50x = 384,464,482,704
  5. Step 5: Solve for x
    x = 384,464,482,704/287,950.50
  6. Step 6: Final answer
    x = 1,335,175.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.