Finding the Fourth Proportional to 882,851.42, 1,218,250.68 and 495,578.18
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Solution
The fourth proportional to 882,851.42, 1,218,250.68 and 495,578.18 is: 683,850.58
Step by Step Solution
- Step 1: Write the proportion equation
882,851.42 : 1,218,250.68 = 495,578.18 : x - Step 2: Convert to fraction form
882,851.42/1,218,250.68 = 495,578.18/x - Step 3: Cross multiply
882,851.42x = 1,218,250.68 × 495,578.18 - Step 4: Simplify right side
882,851.42x = 603,738,454,778.16 - Step 5: Solve for x
x = 603,738,454,778.16/882,851.42 - Step 6: Final answer
x = 683,850.58
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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.