Finding the Fourth Proportional to 352,797.68, 486,674.16 and 223,508.08
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Solution
The fourth proportional to 352,797.68, 486,674.16 and 223,508.08 is: 308,322.91
Step by Step Solution
- Step 1: Write the proportion equation
352,797.68 : 486,674.16 = 223,508.08 : x - Step 2: Convert to fraction form
352,797.68/486,674.16 = 223,508.08/x - Step 3: Cross multiply
352,797.68x = 486,674.16 × 223,508.08 - Step 4: Simplify right side
352,797.68x = 108,775,607,087.21 - Step 5: Solve for x
x = 108,775,607,087.21/352,797.68 - Step 6: Final answer
x = 308,322.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.