Finding the Fourth Proportional to 374,153.03, 516,331.09 and 202,071.09
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Solution
The fourth proportional to 374,153.03, 516,331.09 and 202,071.09 is: 278,858.05
Step by Step Solution
- Step 1: Write the proportion equation
374,153.03 : 516,331.09 = 202,071.09 : x - Step 2: Convert to fraction form
374,153.03/516,331.09 = 202,071.09/x - Step 3: Cross multiply
374,153.03x = 516,331.09 × 202,071.09 - Step 4: Simplify right side
374,153.03x = 104,335,586,157.19 - Step 5: Solve for x
x = 104,335,586,157.19/374,153.03 - Step 6: Final answer
x = 278,858.05
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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.