Finding the Fourth Proportional to 289,207.26, 433,869.48 and 102,349.98
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Solution
The fourth proportional to 289,207.26, 433,869.48 and 102,349.98 is: 153,545.70
Step by Step Solution
- Step 1: Write the proportion equation
289,207.26 : 433,869.48 = 102,349.98 : x - Step 2: Convert to fraction form
289,207.26/433,869.48 = 102,349.98/x - Step 3: Cross multiply
289,207.26x = 433,869.48 × 102,349.98 - Step 4: Simplify right side
289,207.26x = 44,406,532,600.61 - Step 5: Solve for x
x = 44,406,532,600.61/289,207.26 - Step 6: Final answer
x = 153,545.70
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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.