Finding the Fourth Proportional to 983,154.89, 1,475,087.49 and 343,553.06
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Solution
The fourth proportional to 983,154.89, 1,475,087.49 and 343,553.06 is: 515,453.70
Step by Step Solution
- Step 1: Write the proportion equation
983,154.89 : 1,475,087.49 = 343,553.06 : x - Step 2: Convert to fraction form
983,154.89/1,475,087.49 = 343,553.06/x - Step 3: Cross multiply
983,154.89x = 1,475,087.49 × 343,553.06 - Step 4: Simplify right side
983,154.89x = 506,770,824,644.94 - Step 5: Solve for x
x = 506,770,824,644.94/983,154.89 - Step 6: Final answer
x = 515,453.70
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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.