Finding the Fourth Proportional to 572,060.26, 789,385.68 and 342,611.67
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Solution
The fourth proportional to 572,060.26, 789,385.68 and 342,611.67 is: 472,769.68
Step by Step Solution
- Step 1: Write the proportion equation
572,060.26 : 789,385.68 = 342,611.67 : x - Step 2: Convert to fraction form
572,060.26/789,385.68 = 342,611.67/x - Step 3: Cross multiply
572,060.26x = 789,385.68 × 342,611.67 - Step 4: Simplify right side
572,060.26x = 270,452,749,059.08 - Step 5: Solve for x
x = 270,452,749,059.08/572,060.26 - Step 6: Final answer
x = 472,769.68
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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.