Finding the Fourth Proportional to 503,098.56, 694,261.80 and 276,744.06
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Solution
The fourth proportional to 503,098.56, 694,261.80 and 276,744.06 is: 381,898.98
Step by Step Solution
- Step 1: Write the proportion equation
503,098.56 : 694,261.80 = 276,744.06 : x - Step 2: Convert to fraction form
503,098.56/694,261.80 = 276,744.06/x - Step 3: Cross multiply
503,098.56x = 694,261.80 × 276,744.06 - Step 4: Simplify right side
503,098.56x = 192,132,829,234.91 - Step 5: Solve for x
x = 192,132,829,234.91/503,098.56 - Step 6: Final answer
x = 381,898.98
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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.