Finding the Fourth Proportional to 868,326.06, 1,302,676.20 and 269,275.18
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Solution
The fourth proportional to 868,326.06, 1,302,676.20 and 269,275.18 is: 403,970.79
Step by Step Solution
- Step 1: Write the proportion equation
868,326.06 : 1,302,676.20 = 269,275.18 : x - Step 2: Convert to fraction form
868,326.06/1,302,676.20 = 269,275.18/x - Step 3: Cross multiply
868,326.06x = 1,302,676.20 × 269,275.18 - Step 4: Simplify right side
868,326.06x = 350,778,368,236.72 - Step 5: Solve for x
x = 350,778,368,236.72/868,326.06 - Step 6: Final answer
x = 403,970.79
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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.