Finding the Third Proportional to 489,532.69 and 748,369.41
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Solution
The third proportional to 489,532.69 and 748,369.41 is: 1,144,064.09
Step by Step Solution
- Step 1: Write the proportion equation
489,532.69 : 748,369.41 = 748,369.41 : x - Step 2: Convert to fraction form
489,532.69/748,369.41 = 748,369.41/x - Step 3: Cross multiply
489,532.69x = 748,369.41 × 748,369.41 - Step 4: Simplify right side
489,532.69x = 560,056,768,210.98 - Step 5: Solve for x
x = 560,056,768,210.98/489,532.69 - Step 6: Final answer
x = 1,144,064.09
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.