Finding the Fourth Proportional to 979,922.67, 1,470,088.60 and 493,877.98
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Solution
The fourth proportional to 979,922.67, 1,470,088.60 and 493,877.98 is: 740,920.09
Step by Step Solution
- Step 1: Write the proportion equation
979,922.67 : 1,470,088.60 = 493,877.98 : x - Step 2: Convert to fraction form
979,922.67/1,470,088.60 = 493,877.98/x - Step 3: Cross multiply
979,922.67x = 1,470,088.60 × 493,877.98 - Step 4: Simplify right side
979,922.67x = 726,044,396,399.12 - Step 5: Solve for x
x = 726,044,396,399.12/979,922.67 - Step 6: Final answer
x = 740,920.09
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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.