Finding the Fourth Proportional to 397,861.26, 596,798.04 and 221,489.28
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Solution
The fourth proportional to 397,861.26, 596,798.04 and 221,489.28 is: 332,237.34
Step by Step Solution
- Step 1: Write the proportion equation
397,861.26 : 596,798.04 = 221,489.28 : x - Step 2: Convert to fraction form
397,861.26/596,798.04 = 221,489.28/x - Step 3: Cross multiply
397,861.26x = 596,798.04 × 221,489.28 - Step 4: Simplify right side
397,861.26x = 132,184,368,185.01 - Step 5: Solve for x
x = 132,184,368,185.01/397,861.26 - Step 6: Final answer
x = 332,237.34
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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.