Finding the Fourth Proportional to 269,543.10, 403,780.05 and 236,300.70
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Solution
The fourth proportional to 269,543.10, 403,780.05 and 236,300.70 is: 353,982.38
Step by Step Solution
- Step 1: Write the proportion equation
269,543.10 : 403,780.05 = 236,300.70 : x - Step 2: Convert to fraction form
269,543.10/403,780.05 = 236,300.70/x - Step 3: Cross multiply
269,543.10x = 403,780.05 × 236,300.70 - Step 4: Simplify right side
269,543.10x = 95,413,508,461.04 - Step 5: Solve for x
x = 95,413,508,461.04/269,543.10 - Step 6: Final answer
x = 353,982.38
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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.