Finding the Fourth Proportional to 434,610.20, 651,696.60 and 257,171.60
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Solution
The fourth proportional to 434,610.20, 651,696.60 and 257,171.60 is: 385,627.99
Step by Step Solution
- Step 1: Write the proportion equation
434,610.20 : 651,696.60 = 257,171.60 : x - Step 2: Convert to fraction form
434,610.20/651,696.60 = 257,171.60/x - Step 3: Cross multiply
434,610.20x = 651,696.60 × 257,171.60 - Step 4: Simplify right side
434,610.20x = 167,597,857,336.56 - Step 5: Solve for x
x = 167,597,857,336.56/434,610.20 - Step 6: Final answer
x = 385,627.99
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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.