Finding the Third Proportional to 455,718 and 997,246
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Solution
The third proportional to 455,718 and 997,246 is: 2,182,269.70
Step by Step Solution
- Step 1: Write the proportion equation
455,718 : 997,246 = 997,246 : x - Step 2: Convert to fraction form
455,718/997,246 = 997,246/x - Step 3: Cross multiply
455,718x = 997,246 × 997,246 - Step 4: Simplify right side
455,718x = 994,499,584,516 - Step 5: Solve for x
x = 994,499,584,516/455,718 - Step 6: Final answer
x = 2,182,269.70
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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.