Finding the Fourth Proportional to 351,035.20, 526,552.80 and 297,891.10
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Solution
The fourth proportional to 351,035.20, 526,552.80 and 297,891.10 is: 446,836.65
Step by Step Solution
- Step 1: Write the proportion equation
351,035.20 : 526,552.80 = 297,891.10 : x - Step 2: Convert to fraction form
351,035.20/526,552.80 = 297,891.10/x - Step 3: Cross multiply
351,035.20x = 526,552.80 × 297,891.10 - Step 4: Simplify right side
351,035.20x = 156,855,392,800.08 - Step 5: Solve for x
x = 156,855,392,800.08/351,035.20 - Step 6: Final answer
x = 446,836.65
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1.5x scale
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.