Finding the Fourth Proportional to 392,220.17, 588,645.56 and 202,736.12
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Solution
The fourth proportional to 392,220.17, 588,645.56 and 202,736.12 is: 304,267.16
Step by Step Solution
- Step 1: Write the proportion equation
392,220.17 : 588,645.56 = 202,736.12 : x - Step 2: Convert to fraction form
392,220.17/588,645.56 = 202,736.12/x - Step 3: Cross multiply
392,220.17x = 588,645.56 × 202,736.12 - Step 4: Simplify right side
392,220.17x = 119,339,714,453.24 - Step 5: Solve for x
x = 119,339,714,453.24/392,220.17 - Step 6: Final answer
x = 304,267.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.