Finding the Fourth Proportional to 493,293.93, 680,283.63 and 327,428.55
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Solution
The fourth proportional to 493,293.93, 680,283.63 and 327,428.55 is: 451,544.75
Step by Step Solution
- Step 1: Write the proportion equation
493,293.93 : 680,283.63 = 327,428.55 : x - Step 2: Convert to fraction form
493,293.93/680,283.63 = 327,428.55/x - Step 3: Cross multiply
493,293.93x = 680,283.63 × 327,428.55 - Step 4: Simplify right side
493,293.93x = 222,744,282,559.64 - Step 5: Solve for x
x = 222,744,282,559.64/493,293.93 - Step 6: Final answer
x = 451,544.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.