Finding the Fourth Proportional to 433,082.08, 649,615.95 and 129,476.94
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Solution
The fourth proportional to 433,082.08, 649,615.95 and 129,476.94 is: 194,213.27
Step by Step Solution
- Step 1: Write the proportion equation
433,082.08 : 649,615.95 = 129,476.94 : x - Step 2: Convert to fraction form
433,082.08/649,615.95 = 129,476.94/x - Step 3: Cross multiply
433,082.08x = 649,615.95 × 129,476.94 - Step 4: Simplify right side
433,082.08x = 84,110,285,381.19 - Step 5: Solve for x
x = 84,110,285,381.19/433,082.08 - Step 6: Final answer
x = 194,213.27
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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.