Finding the Fourth Proportional to 986,530.73, 1,479,230.87 and 303,239.63
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Solution
The fourth proportional to 986,530.73, 1,479,230.87 and 303,239.63 is: 454,685.71
Step by Step Solution
- Step 1: Write the proportion equation
986,530.73 : 1,479,230.87 = 303,239.63 : x - Step 2: Convert to fraction form
986,530.73/1,479,230.87 = 303,239.63/x - Step 3: Cross multiply
986,530.73x = 1,479,230.87 × 303,239.63 - Step 4: Simplify right side
986,530.73x = 448,561,423,885.26 - Step 5: Solve for x
x = 448,561,423,885.26/986,530.73 - Step 6: Final answer
x = 454,685.71
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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.