Finding the Third Proportional to 279,635.63 and 419,483.81
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Solution
The third proportional to 279,635.63 and 419,483.81 is: 629,271.28
Step by Step Solution
- Step 1: Write the proportion equation
279,635.63 : 419,483.81 = 419,483.81 : x - Step 2: Convert to fraction form
279,635.63/419,483.81 = 419,483.81/x - Step 3: Cross multiply
279,635.63x = 419,483.81 × 419,483.81 - Step 4: Simplify right side
279,635.63x = 175,966,668,949.54 - Step 5: Solve for x
x = 175,966,668,949.54/279,635.63 - Step 6: Final answer
x = 629,271.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.