Finding the Third Proportional to 449,920.25 and 636,623.63
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Solution
The third proportional to 449,920.25 and 636,623.63 is: 900,803.30
Step by Step Solution
- Step 1: Write the proportion equation
449,920.25 : 636,623.63 = 636,623.63 : x - Step 2: Convert to fraction form
449,920.25/636,623.63 = 636,623.63/x - Step 3: Cross multiply
449,920.25x = 636,623.63 × 636,623.63 - Step 4: Simplify right side
449,920.25x = 405,289,650,166.25 - Step 5: Solve for x
x = 405,289,650,166.25/449,920.25 - Step 6: Final answer
x = 900,803.30
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.