Finding the Third Proportional to 302,787.75 and 636,942.75
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Solution
The third proportional to 302,787.75 and 636,942.75 is: 1,339,869.49
Step by Step Solution
- Step 1: Write the proportion equation
302,787.75 : 636,942.75 = 636,942.75 : x - Step 2: Convert to fraction form
302,787.75/636,942.75 = 636,942.75/x - Step 3: Cross multiply
302,787.75x = 636,942.75 × 636,942.75 - Step 4: Simplify right side
302,787.75x = 405,696,066,777.56 - Step 5: Solve for x
x = 405,696,066,777.56/302,787.75 - Step 6: Final answer
x = 1,339,869.49
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.