Finding the Fourth Proportional to 871,161.23, 1,202,216.68 and 484,001.63
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Solution
The fourth proportional to 871,161.23, 1,202,216.68 and 484,001.63 is: 667,930.13
Step by Step Solution
- Step 1: Write the proportion equation
871,161.23 : 1,202,216.68 = 484,001.63 : x - Step 2: Convert to fraction form
871,161.23/1,202,216.68 = 484,001.63/x - Step 3: Cross multiply
871,161.23x = 1,202,216.68 × 484,001.63 - Step 4: Simplify right side
871,161.23x = 581,874,832,733.19 - Step 5: Solve for x
x = 581,874,832,733.19/871,161.23 - Step 6: Final answer
x = 667,930.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.