Finding the Fourth Proportional to 768,743.80, 1,153,115.70 and 733,751.80
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Solution
The fourth proportional to 768,743.80, 1,153,115.70 and 733,751.80 is: 1,100,627.70
Step by Step Solution
- Step 1: Write the proportion equation
768,743.80 : 1,153,115.70 = 733,751.80 : x - Step 2: Convert to fraction form
768,743.80/1,153,115.70 = 733,751.80/x - Step 3: Cross multiply
768,743.80x = 1,153,115.70 × 733,751.80 - Step 4: Simplify right side
768,743.80x = 846,100,720,483.26 - Step 5: Solve for x
x = 846,100,720,483.26/768,743.80 - Step 6: Final answer
x = 1,100,627.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.