Finding the Fourth Proportional to 527,704.24, 728,230.02 and 285,992.75
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Solution
The fourth proportional to 527,704.24, 728,230.02 and 285,992.75 is: 394,669.00
Step by Step Solution
- Step 1: Write the proportion equation
527,704.24 : 728,230.02 = 285,992.75 : x - Step 2: Convert to fraction form
527,704.24/728,230.02 = 285,992.75/x - Step 3: Cross multiply
527,704.24x = 728,230.02 × 285,992.75 - Step 4: Simplify right side
527,704.24x = 208,268,506,052.36 - Step 5: Solve for x
x = 208,268,506,052.36/527,704.24 - Step 6: Final answer
x = 394,669.00
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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.