Finding the Fourth Proportional to 637,231.68, 879,379.97 and 350,749.72
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Solution
The fourth proportional to 637,231.68, 879,379.97 and 350,749.72 is: 484,034.75
Step by Step Solution
- Step 1: Write the proportion equation
637,231.68 : 879,379.97 = 350,749.72 : x - Step 2: Convert to fraction form
637,231.68/879,379.97 = 350,749.72/x - Step 3: Cross multiply
637,231.68x = 879,379.97 × 350,749.72 - Step 4: Simplify right side
637,231.68x = 308,442,278,251.11 - Step 5: Solve for x
x = 308,442,278,251.11/637,231.68 - Step 6: Final answer
x = 484,034.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.