Finding the Fourth Proportional to 524,592.20, 787,082.70 and 169,617.80
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Solution
The fourth proportional to 524,592.20, 787,082.70 and 169,617.80 is: 254,489.56
Step by Step Solution
- Step 1: Write the proportion equation
524,592.20 : 787,082.70 = 169,617.80 : x - Step 2: Convert to fraction form
524,592.20/787,082.70 = 169,617.80/x - Step 3: Cross multiply
524,592.20x = 787,082.70 × 169,617.80 - Step 4: Simplify right side
524,592.20x = 133,503,235,992.06 - Step 5: Solve for x
x = 133,503,235,992.06/524,592.20 - Step 6: Final answer
x = 254,489.56
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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.