Finding the Fourth Proportional to 394,899.23, 592,437.98 and 125,043.75
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Solution
The fourth proportional to 394,899.23, 592,437.98 and 125,043.75 is: 187,593.85
Step by Step Solution
- Step 1: Write the proportion equation
394,899.23 : 592,437.98 = 125,043.75 : x - Step 2: Convert to fraction form
394,899.23/592,437.98 = 125,043.75/x - Step 3: Cross multiply
394,899.23x = 592,437.98 × 125,043.75 - Step 4: Simplify right side
394,899.23x = 74,080,666,974.23 - Step 5: Solve for x
x = 74,080,666,974.23/394,899.23 - Step 6: Final answer
x = 187,593.85
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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.