Finding the Fourth Proportional to 292,617.55, 403,809.77 and 205,525.03
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Solution
The fourth proportional to 292,617.55, 403,809.77 and 205,525.03 is: 283,622.82
Step by Step Solution
- Step 1: Write the proportion equation
292,617.55 : 403,809.77 = 205,525.03 : x - Step 2: Convert to fraction form
292,617.55/403,809.77 = 205,525.03/x - Step 3: Cross multiply
292,617.55x = 403,809.77 × 205,525.03 - Step 4: Simplify right side
292,617.55x = 82,993,015,093.54 - Step 5: Solve for x
x = 82,993,015,093.54/292,617.55 - Step 6: Final answer
x = 283,622.82
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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.