Finding the Fourth Proportional to 433,222.05, 649,834.89 and 284,403.99
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Solution
The fourth proportional to 433,222.05, 649,834.89 and 284,403.99 is: 426,607.18
Step by Step Solution
- Step 1: Write the proportion equation
433,222.05 : 649,834.89 = 284,403.99 : x - Step 2: Convert to fraction form
433,222.05/649,834.89 = 284,403.99/x - Step 3: Cross multiply
433,222.05x = 649,834.89 × 284,403.99 - Step 4: Simplify right side
433,222.05x = 184,815,635,557.21 - Step 5: Solve for x
x = 184,815,635,557.21/433,222.05 - Step 6: Final answer
x = 426,607.18
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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.