Finding the Fourth Proportional to 741,847.46, 1,023,737.42 and 419,545.49
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Solution
The fourth proportional to 741,847.46, 1,023,737.42 and 419,545.49 is: 578,965.94
Step by Step Solution
- Step 1: Write the proportion equation
741,847.46 : 1,023,737.42 = 419,545.49 : x - Step 2: Convert to fraction form
741,847.46/1,023,737.42 = 419,545.49/x - Step 3: Cross multiply
741,847.46x = 1,023,737.42 × 419,545.49 - Step 4: Simplify right side
741,847.46x = 429,504,415,407.51 - Step 5: Solve for x
x = 429,504,415,407.51/741,847.46 - Step 6: Final answer
x = 578,965.94
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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.