Finding the Fourth Proportional to 910,125.36, 1,365,177.11 and 236,146.64
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Solution
The fourth proportional to 910,125.36, 1,365,177.11 and 236,146.64 is: 354,217.12
Step by Step Solution
- Step 1: Write the proportion equation
910,125.36 : 1,365,177.11 = 236,146.64 : x - Step 2: Convert to fraction form
910,125.36/1,365,177.11 = 236,146.64/x - Step 3: Cross multiply
910,125.36x = 1,365,177.11 × 236,146.64 - Step 4: Simplify right side
910,125.36x = 322,381,979,524.79 - Step 5: Solve for x
x = 322,381,979,524.79/910,125.36 - Step 6: Final answer
x = 354,217.12
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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.