Finding the Third Proportional to 384,939.84 and 574,257.09
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Solution
The third proportional to 384,939.84 and 574,257.09 is: 856,682.45
Step by Step Solution
- Step 1: Write the proportion equation
384,939.84 : 574,257.09 = 574,257.09 : x - Step 2: Convert to fraction form
384,939.84/574,257.09 = 574,257.09/x - Step 3: Cross multiply
384,939.84x = 574,257.09 × 574,257.09 - Step 4: Simplify right side
384,939.84x = 329,771,209,722.20 - Step 5: Solve for x
x = 329,771,209,722.20/384,939.84 - Step 6: Final answer
x = 856,682.45
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.