Finding the Fourth Proportional to 535,728.09, 739,302.60 and 294,014.64
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Solution
The fourth proportional to 535,728.09, 739,302.60 and 294,014.64 is: 405,739.02
Step by Step Solution
- Step 1: Write the proportion equation
535,728.09 : 739,302.60 = 294,014.64 : x - Step 2: Convert to fraction form
535,728.09/739,302.60 = 294,014.64/x - Step 3: Cross multiply
535,728.09x = 739,302.60 × 294,014.64 - Step 4: Simplify right side
535,728.09x = 217,365,787,790.06 - Step 5: Solve for x
x = 217,365,787,790.06/535,728.09 - Step 6: Final answer
x = 405,739.02
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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.