Finding the Fourth Proportional to 802,515.02, 1,107,466.64 and 434,990.67
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Solution
The fourth proportional to 802,515.02, 1,107,466.64 and 434,990.67 is: 600,284.91
Step by Step Solution
- Step 1: Write the proportion equation
802,515.02 : 1,107,466.64 = 434,990.67 : x - Step 2: Convert to fraction form
802,515.02/1,107,466.64 = 434,990.67/x - Step 3: Cross multiply
802,515.02x = 1,107,466.64 × 434,990.67 - Step 4: Simplify right side
802,515.02x = 481,737,655,736.25 - Step 5: Solve for x
x = 481,737,655,736.25/802,515.02 - Step 6: Final answer
x = 600,284.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.