Finding the Fourth Proportional to 375,299.84, 517,903.68 and 214,151.96
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Solution
The fourth proportional to 375,299.84, 517,903.68 and 214,151.96 is: 295,523.94
Step by Step Solution
- Step 1: Write the proportion equation
375,299.84 : 517,903.68 = 214,151.96 : x - Step 2: Convert to fraction form
375,299.84/517,903.68 = 214,151.96/x - Step 3: Cross multiply
375,299.84x = 517,903.68 × 214,151.96 - Step 4: Simplify right side
375,299.84x = 110,910,088,163.21 - Step 5: Solve for x
x = 110,910,088,163.21/375,299.84 - Step 6: Final answer
x = 295,523.94
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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.