Finding the Fourth Proportional to 767,147.90, 1,150,680.44 and 234,668.99
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Solution
The fourth proportional to 767,147.90, 1,150,680.44 and 234,668.99 is: 351,990.82
Step by Step Solution
- Step 1: Write the proportion equation
767,147.90 : 1,150,680.44 = 234,668.99 : x - Step 2: Convert to fraction form
767,147.90/1,150,680.44 = 234,668.99/x - Step 3: Cross multiply
767,147.90x = 1,150,680.44 × 234,668.99 - Step 4: Simplify right side
767,147.90x = 270,029,020,130.93 - Step 5: Solve for x
x = 270,029,020,130.93/767,147.90 - Step 6: Final answer
x = 351,990.82
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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.