Finding the Fourth Proportional to 857,629.48, 1,286,505.98 and 226,535.08
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Solution
The fourth proportional to 857,629.48, 1,286,505.98 and 226,535.08 is: 339,818.93
Step by Step Solution
- Step 1: Write the proportion equation
857,629.48 : 1,286,505.98 = 226,535.08 : x - Step 2: Convert to fraction form
857,629.48/1,286,505.98 = 226,535.08/x - Step 3: Cross multiply
857,629.48x = 1,286,505.98 × 226,535.08 - Step 4: Simplify right side
857,629.48x = 291,438,735,099.78 - Step 5: Solve for x
x = 291,438,735,099.78/857,629.48 - Step 6: Final answer
x = 339,818.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.