Finding the Fourth Proportional to 806,336.33, 1,209,504.51 and 245,531.21
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Solution
The fourth proportional to 806,336.33, 1,209,504.51 and 245,531.21 is: 368,296.81
Step by Step Solution
- Step 1: Write the proportion equation
806,336.33 : 1,209,504.51 = 245,531.21 : x - Step 2: Convert to fraction form
806,336.33/1,209,504.51 = 245,531.21/x - Step 3: Cross multiply
806,336.33x = 1,209,504.51 × 245,531.21 - Step 4: Simplify right side
806,336.33x = 296,971,099,793.24 - Step 5: Solve for x
x = 296,971,099,793.24/806,336.33 - Step 6: Final answer
x = 368,296.81
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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.