Finding the Fourth Proportional to 812,939.32, 1,219,472.07 and 244,276.03
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Solution
The fourth proportional to 812,939.32, 1,219,472.07 and 244,276.03 is: 366,433.00
Step by Step Solution
- Step 1: Write the proportion equation
812,939.32 : 1,219,472.07 = 244,276.03 : x - Step 2: Convert to fraction form
812,939.32/1,219,472.07 = 244,276.03/x - Step 3: Cross multiply
812,939.32x = 1,219,472.07 × 244,276.03 - Step 4: Simplify right side
812,939.32x = 297,887,795,955.48 - Step 5: Solve for x
x = 297,887,795,955.48/812,939.32 - Step 6: Final answer
x = 366,433.00
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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.