Finding the Fourth Proportional to 512,182.44, 768,107.61 and 170,534.70
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Solution
The fourth proportional to 512,182.44, 768,107.61 and 170,534.70 is: 255,746.76
Step by Step Solution
- Step 1: Write the proportion equation
512,182.44 : 768,107.61 = 170,534.70 : x - Step 2: Convert to fraction form
512,182.44/768,107.61 = 170,534.70/x - Step 3: Cross multiply
512,182.44x = 768,107.61 × 170,534.70 - Step 4: Simplify right side
512,182.44x = 130,989,000,839.07 - Step 5: Solve for x
x = 130,989,000,839.07/512,182.44 - Step 6: Final answer
x = 255,746.76
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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.