Finding the Fourth Proportional to 992,262.74, 1,486,521.17 and 586,243.46
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Solution
The fourth proportional to 992,262.74, 1,486,521.17 and 586,243.46 is: 878,258.62
Step by Step Solution
- Step 1: Write the proportion equation
992,262.74 : 1,486,521.17 = 586,243.46 : x - Step 2: Convert to fraction form
992,262.74/1,486,521.17 = 586,243.46/x - Step 3: Cross multiply
992,262.74x = 1,486,521.17 × 586,243.46 - Step 4: Simplify right side
992,262.74x = 871,463,303,700.23 - Step 5: Solve for x
x = 871,463,303,700.23/992,262.74 - Step 6: Final answer
x = 878,258.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.