Finding the Fourth Proportional to 626,372.84, 939,441.18 and 177,090.14
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Solution
The fourth proportional to 626,372.84, 939,441.18 and 177,090.14 is: 265,601.83
Step by Step Solution
- Step 1: Write the proportion equation
626,372.84 : 939,441.18 = 177,090.14 : x - Step 2: Convert to fraction form
626,372.84/939,441.18 = 177,090.14/x - Step 3: Cross multiply
626,372.84x = 939,441.18 × 177,090.14 - Step 4: Simplify right side
626,372.84x = 166,365,770,087.97 - Step 5: Solve for x
x = 166,365,770,087.97/626,372.84 - Step 6: Final answer
x = 265,601.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.