Finding the Fourth Proportional to 986,592.26, 1,479,982.46 and 276,618.26
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Solution
The fourth proportional to 986,592.26, 1,479,982.46 and 276,618.26 is: 414,953.76
Step by Step Solution
- Step 1: Write the proportion equation
986,592.26 : 1,479,982.46 = 276,618.26 : x - Step 2: Convert to fraction form
986,592.26/1,479,982.46 = 276,618.26/x - Step 3: Cross multiply
986,592.26x = 1,479,982.46 × 276,618.26 - Step 4: Simplify right side
986,592.26x = 409,390,164,132.72 - Step 5: Solve for x
x = 409,390,164,132.72/986,592.26 - Step 6: Final answer
x = 414,953.76
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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.