Finding the Fourth Proportional to 434,594.20, 651,891.30 and 418,847.80
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Solution
The fourth proportional to 434,594.20, 651,891.30 and 418,847.80 is: 628,271.70
Step by Step Solution
- Step 1: Write the proportion equation
434,594.20 : 651,891.30 = 418,847.80 : x - Step 2: Convert to fraction form
434,594.20/651,891.30 = 418,847.80/x - Step 3: Cross multiply
434,594.20x = 651,891.30 × 418,847.80 - Step 4: Simplify right side
434,594.20x = 273,043,236,844.14 - Step 5: Solve for x
x = 273,043,236,844.14/434,594.20 - Step 6: Final answer
x = 628,271.70
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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.