Finding the Fourth Proportional to 547,797.70, 821,696.55 and 547,797.70
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Solution
The fourth proportional to 547,797.70, 821,696.55 and 547,797.70 is: 821,696.55
Step by Step Solution
- Step 1: Write the proportion equation
547,797.70 : 821,696.55 = 547,797.70 : x - Step 2: Convert to fraction form
547,797.70/821,696.55 = 547,797.70/x - Step 3: Cross multiply
547,797.70x = 821,696.55 × 547,797.70 - Step 4: Simplify right side
547,797.70x = 450,123,480,187.94 - Step 5: Solve for x
x = 450,123,480,187.94/547,797.70 - Step 6: Final answer
x = 821,696.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.