Finding the Fourth Proportional to 560,195.23, 773,079.92 and 305,555.53
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Solution
The fourth proportional to 560,195.23, 773,079.92 and 305,555.53 is: 421,672.36
Step by Step Solution
- Step 1: Write the proportion equation
560,195.23 : 773,079.92 = 305,555.53 : x - Step 2: Convert to fraction form
560,195.23/773,079.92 = 305,555.53/x - Step 3: Cross multiply
560,195.23x = 773,079.92 × 305,555.53 - Step 4: Simplify right side
560,195.23x = 236,218,844,687.96 - Step 5: Solve for x
x = 236,218,844,687.96/560,195.23 - Step 6: Final answer
x = 421,672.36
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1.5x scale
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.