Finding the Fourth Proportional to 512,150.24, 768,349.96 and 170,592.80
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Solution
The fourth proportional to 512,150.24, 768,349.96 and 170,592.80 is: 255,930.70
Step by Step Solution
- Step 1: Write the proportion equation
512,150.24 : 768,349.96 = 170,592.80 : x - Step 2: Convert to fraction form
512,150.24/768,349.96 = 170,592.80/x - Step 3: Cross multiply
512,150.24x = 768,349.96 × 170,592.80 - Step 4: Simplify right side
512,150.24x = 131,074,971,056.29 - Step 5: Solve for x
x = 131,074,971,056.29/512,150.24 - Step 6: Final answer
x = 255,930.70
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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.