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Finding the Third Proportional to 368,742 and 802,376.25

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Solution

The third proportional to 368,742 and 802,376.25 is: 1,745,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,742 : 802,376.25 = 802,376.25 : x
  2. Step 2: Convert to fraction form
    368,742/802,376.25 = 802,376.25/x
  3. Step 3: Cross multiply
    368,742x = 802,376.25 × 802,376.25
  4. Step 4: Simplify right side
    368,742x = 643,807,646,564.06
  5. Step 5: Solve for x
    x = 643,807,646,564.06/368,742
  6. Step 6: Final answer
    x = 1,745,956.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.