Finding the Fourth Proportional to 283,614.95, 425,453.58 and 115,110.79
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Solution
The fourth proportional to 283,614.95, 425,453.58 and 115,110.79 is: 172,678.82
Step by Step Solution
- Step 1: Write the proportion equation
283,614.95 : 425,453.58 = 115,110.79 : x - Step 2: Convert to fraction form
283,614.95/425,453.58 = 115,110.79/x - Step 3: Cross multiply
283,614.95x = 425,453.58 × 115,110.79 - Step 4: Simplify right side
283,614.95x = 48,974,296,638.49 - Step 5: Solve for x
x = 48,974,296,638.49/283,614.95 - Step 6: Final answer
x = 172,678.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.