Finding the Fourth Proportional to 923,369.68, 1,274,780.28 and 703,855.09
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Solution
The fourth proportional to 923,369.68, 1,274,780.28 and 703,855.09 is: 971,724.12
Step by Step Solution
- Step 1: Write the proportion equation
923,369.68 : 1,274,780.28 = 703,855.09 : x - Step 2: Convert to fraction form
923,369.68/1,274,780.28 = 703,855.09/x - Step 3: Cross multiply
923,369.68x = 1,274,780.28 × 703,855.09 - Step 4: Simplify right side
923,369.68x = 897,260,588,709.63 - Step 5: Solve for x
x = 897,260,588,709.63/923,369.68 - Step 6: Final answer
x = 971,724.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.