Finding the Fourth Proportional to 677,434.75, 1,016,153.89 and 228,470.99
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Solution
The fourth proportional to 677,434.75, 1,016,153.89 and 228,470.99 is: 342,707.08
Step by Step Solution
- Step 1: Write the proportion equation
677,434.75 : 1,016,153.89 = 228,470.99 : x - Step 2: Convert to fraction form
677,434.75/1,016,153.89 = 228,470.99/x - Step 3: Cross multiply
677,434.75x = 1,016,153.89 × 228,470.99 - Step 4: Simplify right side
677,434.75x = 232,161,684,256.05 - Step 5: Solve for x
x = 232,161,684,256.05/677,434.75 - Step 6: Final answer
x = 342,707.08
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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.