Finding the Fourth Proportional to 363,994.37, 502,349.79 and 218,847.63
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Solution
The fourth proportional to 363,994.37, 502,349.79 and 218,847.63 is: 302,032.31
Step by Step Solution
- Step 1: Write the proportion equation
363,994.37 : 502,349.79 = 218,847.63 : x - Step 2: Convert to fraction form
363,994.37/502,349.79 = 218,847.63/x - Step 3: Cross multiply
363,994.37x = 502,349.79 × 218,847.63 - Step 4: Simplify right side
363,994.37x = 109,938,060,972.50 - Step 5: Solve for x
x = 109,938,060,972.50/363,994.37 - Step 6: Final answer
x = 302,032.31
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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.