Finding the Fourth Proportional to 840,474.93, 1,159,850.02 and 477,898.80
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Solution
The fourth proportional to 840,474.93, 1,159,850.02 and 477,898.80 is: 659,497.28
Step by Step Solution
- Step 1: Write the proportion equation
840,474.93 : 1,159,850.02 = 477,898.80 : x - Step 2: Convert to fraction form
840,474.93/1,159,850.02 = 477,898.80/x - Step 3: Cross multiply
840,474.93x = 1,159,850.02 × 477,898.80 - Step 4: Simplify right side
840,474.93x = 554,290,932,737.98 - Step 5: Solve for x
x = 554,290,932,737.98/840,474.93 - Step 6: Final answer
x = 659,497.28
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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.