Finding the Fourth Proportional to 806,489.97, 1,209,942.49 and 237,848.10
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Solution
The fourth proportional to 806,489.97, 1,209,942.49 and 237,848.10 is: 356,833.35
Step by Step Solution
- Step 1: Write the proportion equation
806,489.97 : 1,209,942.49 = 237,848.10 : x - Step 2: Convert to fraction form
806,489.97/1,209,942.49 = 237,848.10/x - Step 3: Cross multiply
806,489.97x = 1,209,942.49 × 237,848.10 - Step 4: Simplify right side
806,489.97x = 287,782,517,000.88 - Step 5: Solve for x
x = 287,782,517,000.88/806,489.97 - Step 6: Final answer
x = 356,833.35
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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.