Finding the Fourth Proportional to 986,735.26, 1,478,910.97 and 480,537.69
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Solution
The fourth proportional to 986,735.26, 1,478,910.97 and 480,537.69 is: 720,226.07
Step by Step Solution
- Step 1: Write the proportion equation
986,735.26 : 1,478,910.97 = 480,537.69 : x - Step 2: Convert to fraction form
986,735.26/1,478,910.97 = 480,537.69/x - Step 3: Cross multiply
986,735.26x = 1,478,910.97 × 480,537.69 - Step 4: Simplify right side
986,735.26x = 710,672,461,239.46 - Step 5: Solve for x
x = 710,672,461,239.46/986,735.26 - Step 6: Final answer
x = 720,226.07
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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.