Finding the Fourth Proportional to 560,193.23, 773,077.16 and 305,553.53
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Solution
The fourth proportional to 560,193.23, 773,077.16 and 305,553.53 is: 421,669.60
Step by Step Solution
- Step 1: Write the proportion equation
560,193.23 : 773,077.16 = 305,553.53 : x - Step 2: Convert to fraction form
560,193.23/773,077.16 = 305,553.53/x - Step 3: Cross multiply
560,193.23x = 773,077.16 × 305,553.53 - Step 4: Simplify right side
560,193.23x = 236,216,455,200.38 - Step 5: Solve for x
x = 236,216,455,200.38/560,193.23 - Step 6: Final answer
x = 421,669.60
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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.