Finding the Fourth Proportional to 804,872.70, 1,207,345.68 and 569,267.19
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Solution
The fourth proportional to 804,872.70, 1,207,345.68 and 569,267.19 is: 853,926.69
Step by Step Solution
- Step 1: Write the proportion equation
804,872.70 : 1,207,345.68 = 569,267.19 : x - Step 2: Convert to fraction form
804,872.70/1,207,345.68 = 569,267.19/x - Step 3: Cross multiply
804,872.70x = 1,207,345.68 × 569,267.19 - Step 4: Simplify right side
804,872.70x = 687,302,282,612.24 - Step 5: Solve for x
x = 687,302,282,612.24/804,872.70 - Step 6: Final answer
x = 853,926.69
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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.