Finding the Fourth Proportional to 940,269.36, 1,297,389.24 and 558,415.92
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Solution
The fourth proportional to 940,269.36, 1,297,389.24 and 558,415.92 is: 770,505.60
Step by Step Solution
- Step 1: Write the proportion equation
940,269.36 : 1,297,389.24 = 558,415.92 : x - Step 2: Convert to fraction form
940,269.36/1,297,389.24 = 558,415.92/x - Step 3: Cross multiply
940,269.36x = 1,297,389.24 × 558,415.92 - Step 4: Simplify right side
940,269.36x = 724,482,806,052.70 - Step 5: Solve for x
x = 724,482,806,052.70/940,269.36 - Step 6: Final answer
x = 770,505.60
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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.