Finding the Fourth Proportional to 424,720.36, 586,083.90 and 252,628.84
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Solution
The fourth proportional to 424,720.36, 586,083.90 and 252,628.84 is: 348,609.84
Step by Step Solution
- Step 1: Write the proportion equation
424,720.36 : 586,083.90 = 252,628.84 : x - Step 2: Convert to fraction form
424,720.36/586,083.90 = 252,628.84/x - Step 3: Cross multiply
424,720.36x = 586,083.90 × 252,628.84 - Step 4: Simplify right side
424,720.36x = 148,061,695,799.68 - Step 5: Solve for x
x = 148,061,695,799.68/424,720.36 - Step 6: Final answer
x = 348,609.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.