Finding the Fourth Proportional to 404,523.49, 607,157.94 and 204,985.26
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Solution
The fourth proportional to 404,523.49, 607,157.94 and 204,985.26 is: 307,666.75
Step by Step Solution
- Step 1: Write the proportion equation
404,523.49 : 607,157.94 = 204,985.26 : x - Step 2: Convert to fraction form
404,523.49/607,157.94 = 204,985.26/x - Step 3: Cross multiply
404,523.49x = 607,157.94 × 204,985.26 - Step 4: Simplify right side
404,523.49x = 124,458,428,191.96 - Step 5: Solve for x
x = 124,458,428,191.96/404,523.49 - Step 6: Final answer
x = 307,666.75
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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.