Finding the Fourth Proportional to 955,786.23, 1,318,833.84 and 547,809.48
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Solution
The fourth proportional to 955,786.23, 1,318,833.84 and 547,809.48 is: 755,890.45
Step by Step Solution
- Step 1: Write the proportion equation
955,786.23 : 1,318,833.84 = 547,809.48 : x - Step 2: Convert to fraction form
955,786.23/1,318,833.84 = 547,809.48/x - Step 3: Cross multiply
955,786.23x = 1,318,833.84 × 547,809.48 - Step 4: Simplify right side
955,786.23x = 722,469,680,096.80 - Step 5: Solve for x
x = 722,469,680,096.80/955,786.23 - Step 6: Final answer
x = 755,890.45
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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.