Finding the Fourth Proportional to 738,471.19, 1,107,608.35 and 205,947.62
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Solution
The fourth proportional to 738,471.19, 1,107,608.35 and 205,947.62 is: 308,893.98
Step by Step Solution
- Step 1: Write the proportion equation
738,471.19 : 1,107,608.35 = 205,947.62 : x - Step 2: Convert to fraction form
738,471.19/1,107,608.35 = 205,947.62/x - Step 3: Cross multiply
738,471.19x = 1,107,608.35 × 205,947.62 - Step 4: Simplify right side
738,471.19x = 228,109,303,574.63 - Step 5: Solve for x
x = 228,109,303,574.63/738,471.19 - Step 6: Final answer
x = 308,893.98
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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.