Finding the Fourth Proportional to 572,539.75, 858,809.67 and 178,555.75
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Solution
The fourth proportional to 572,539.75, 858,809.67 and 178,555.75 is: 267,833.64
Step by Step Solution
- Step 1: Write the proportion equation
572,539.75 : 858,809.67 = 178,555.75 : x - Step 2: Convert to fraction form
572,539.75/858,809.67 = 178,555.75/x - Step 3: Cross multiply
572,539.75x = 858,809.67 × 178,555.75 - Step 4: Simplify right side
572,539.75x = 153,345,404,734.10 - Step 5: Solve for x
x = 153,345,404,734.10/572,539.75 - Step 6: Final answer
x = 267,833.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.