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Finding the Third Proportional to 608,628 and 949,790.25

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Solution

The third proportional to 608,628 and 949,790.25 is: 1,482,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,628 : 949,790.25 = 949,790.25 : x
  2. Step 2: Convert to fraction form
    608,628/949,790.25 = 949,790.25/x
  3. Step 3: Cross multiply
    608,628x = 949,790.25 × 949,790.25
  4. Step 4: Simplify right side
    608,628x = 902,101,518,995.06
  5. Step 5: Solve for x
    x = 902,101,518,995.06/608,628
  6. Step 6: Final answer
    x = 1,482,188.66

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.