Finding the Fourth Proportional to 714,961.70, 986,790.35 and 424,734.48
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Solution
The fourth proportional to 714,961.70, 986,790.35 and 424,734.48 is: 586,218.66
Step by Step Solution
- Step 1: Write the proportion equation
714,961.70 : 986,790.35 = 424,734.48 : x - Step 2: Convert to fraction form
714,961.70/986,790.35 = 424,734.48/x - Step 3: Cross multiply
714,961.70x = 986,790.35 × 424,734.48 - Step 4: Simplify right side
714,961.70x = 419,123,887,238.10 - Step 5: Solve for x
x = 419,123,887,238.10/714,961.70 - Step 6: Final answer
x = 586,218.66
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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.