Finding the Fourth Proportional to 857,674.23, 1,183,732.17 and 475,824.03
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Solution
The fourth proportional to 857,674.23, 1,183,732.17 and 475,824.03 is: 656,715.79
Step by Step Solution
- Step 1: Write the proportion equation
857,674.23 : 1,183,732.17 = 475,824.03 : x - Step 2: Convert to fraction form
857,674.23/1,183,732.17 = 475,824.03/x - Step 3: Cross multiply
857,674.23x = 1,183,732.17 × 475,824.03 - Step 4: Simplify right side
857,674.23x = 563,248,211,570.05 - Step 5: Solve for x
x = 563,248,211,570.05/857,674.23 - Step 6: Final answer
x = 656,715.79
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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.