Finding the Fourth Proportional to 417,957.11, 626,854.06 and 133,571.38
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Solution
The fourth proportional to 417,957.11, 626,854.06 and 133,571.38 is: 200,330.99
Step by Step Solution
- Step 1: Write the proportion equation
417,957.11 : 626,854.06 = 133,571.38 : x - Step 2: Convert to fraction form
417,957.11/626,854.06 = 133,571.38/x - Step 3: Cross multiply
417,957.11x = 626,854.06 × 133,571.38 - Step 4: Simplify right side
417,957.11x = 83,729,761,852.80 - Step 5: Solve for x
x = 83,729,761,852.80/417,957.11 - Step 6: Final answer
x = 200,330.99
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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.