Finding the Fourth Proportional to 547,823.77, 821,696.68 and 168,704.97
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Solution
The fourth proportional to 547,823.77, 821,696.68 and 168,704.97 is: 253,045.45
Step by Step Solution
- Step 1: Write the proportion equation
547,823.77 : 821,696.68 = 168,704.97 : x - Step 2: Convert to fraction form
547,823.77/821,696.68 = 168,704.97/x - Step 3: Cross multiply
547,823.77x = 821,696.68 × 168,704.97 - Step 4: Simplify right side
547,823.77x = 138,624,313,959.38 - Step 5: Solve for x
x = 138,624,313,959.38/547,823.77 - Step 6: Final answer
x = 253,045.45
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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.