Finding the Third Proportional to 287,500.50 and 630,359.50
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Solution
The third proportional to 287,500.50 and 630,359.50 is: 1,382,095.33
Step by Step Solution
- Step 1: Write the proportion equation
287,500.50 : 630,359.50 = 630,359.50 : x - Step 2: Convert to fraction form
287,500.50/630,359.50 = 630,359.50/x - Step 3: Cross multiply
287,500.50x = 630,359.50 × 630,359.50 - Step 4: Simplify right side
287,500.50x = 397,353,099,240.25 - Step 5: Solve for x
x = 397,353,099,240.25/287,500.50 - Step 6: Final answer
x = 1,382,095.33
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.