Finding the Third Proportional to 315,467.25 and 688,029.94
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Solution
The third proportional to 315,467.25 and 688,029.94 is: 1,500,584.28
Step by Step Solution
- Step 1: Write the proportion equation
315,467.25 : 688,029.94 = 688,029.94 : x - Step 2: Convert to fraction form
315,467.25/688,029.94 = 688,029.94/x - Step 3: Cross multiply
315,467.25x = 688,029.94 × 688,029.94 - Step 4: Simplify right side
315,467.25x = 473,385,194,896.25 - Step 5: Solve for x
x = 473,385,194,896.25/315,467.25 - Step 6: Final answer
x = 1,500,584.28
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.