Finding the Fourth Proportional to 699,821.38, 1,049,106.95 and 273,257.96
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Solution
The fourth proportional to 699,821.38, 1,049,106.95 and 273,257.96 is: 409,642.85
Step by Step Solution
- Step 1: Write the proportion equation
699,821.38 : 1,049,106.95 = 273,257.96 : x - Step 2: Convert to fraction form
699,821.38/1,049,106.95 = 273,257.96/x - Step 3: Cross multiply
699,821.38x = 1,049,106.95 × 273,257.96 - Step 4: Simplify right side
699,821.38x = 286,676,824,268.22 - Step 5: Solve for x
x = 286,676,824,268.22/699,821.38 - Step 6: Final answer
x = 409,642.85
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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.