Finding the Fourth Proportional to 502,924.29, 694,021.68 and 276,569.79
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Solution
The fourth proportional to 502,924.29, 694,021.68 and 276,569.79 is: 381,658.70
Step by Step Solution
- Step 1: Write the proportion equation
502,924.29 : 694,021.68 = 276,569.79 : x - Step 2: Convert to fraction form
502,924.29/694,021.68 = 276,569.79/x - Step 3: Cross multiply
502,924.29x = 694,021.68 × 276,569.79 - Step 4: Simplify right side
502,924.29x = 191,945,430,293.05 - Step 5: Solve for x
x = 191,945,430,293.05/502,924.29 - Step 6: Final answer
x = 381,658.70
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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.