Finding the Fourth Proportional to 812,939.82, 1,219,472.82 and 244,276.53
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Solution
The fourth proportional to 812,939.82, 1,219,472.82 and 244,276.53 is: 366,433.75
Step by Step Solution
- Step 1: Write the proportion equation
812,939.82 : 1,219,472.82 = 244,276.53 : x - Step 2: Convert to fraction form
812,939.82/1,219,472.82 = 244,276.53/x - Step 3: Cross multiply
812,939.82x = 1,219,472.82 × 244,276.53 - Step 4: Simplify right side
812,939.82x = 297,888,588,898.92 - Step 5: Solve for x
x = 297,888,588,898.92/812,939.82 - Step 6: Final answer
x = 366,433.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.