Finding the Fourth Proportional to 298,241.46, 411,462.99 and 177,387.84
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Solution
The fourth proportional to 298,241.46, 411,462.99 and 177,387.84 is: 244,729.66
Step by Step Solution
- Step 1: Write the proportion equation
298,241.46 : 411,462.99 = 177,387.84 : x - Step 2: Convert to fraction form
298,241.46/411,462.99 = 177,387.84/x - Step 3: Cross multiply
298,241.46x = 411,462.99 × 177,387.84 - Step 4: Simplify right side
298,241.46x = 72,988,531,036.04 - Step 5: Solve for x
x = 72,988,531,036.04/298,241.46 - Step 6: Final answer
x = 244,729.66
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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.