Finding the Fourth Proportional to 311,918.23, 468,708.41 and 169,868.94
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Solution
The fourth proportional to 311,918.23, 468,708.41 and 169,868.94 is: 255,256.00
Step by Step Solution
- Step 1: Write the proportion equation
311,918.23 : 468,708.41 = 169,868.94 : x - Step 2: Convert to fraction form
311,918.23/468,708.41 = 169,868.94/x - Step 3: Cross multiply
311,918.23x = 468,708.41 × 169,868.94 - Step 4: Simplify right side
311,918.23x = 79,619,000,775.79 - Step 5: Solve for x
x = 79,619,000,775.79/311,918.23 - Step 6: Final answer
x = 255,256.00
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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.