Finding the Fourth Proportional to 502,876.62, 693,969.74 and 276,522.12
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Solution
The fourth proportional to 502,876.62, 693,969.74 and 276,522.12 is: 381,600.53
Step by Step Solution
- Step 1: Write the proportion equation
502,876.62 : 693,969.74 = 276,522.12 : x - Step 2: Convert to fraction form
502,876.62/693,969.74 = 276,522.12/x - Step 3: Cross multiply
502,876.62x = 693,969.74 × 276,522.12 - Step 4: Simplify right side
502,876.62x = 191,897,983,720.65 - Step 5: Solve for x
x = 191,897,983,720.65/502,876.62 - Step 6: Final answer
x = 381,600.53
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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.