Finding the Fourth Proportional to 382,709.13, 574,193.44 and 169,447.67
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Solution
The fourth proportional to 382,709.13, 574,193.44 and 169,447.67 is: 254,228.95
Step by Step Solution
- Step 1: Write the proportion equation
382,709.13 : 574,193.44 = 169,447.67 : x - Step 2: Convert to fraction form
382,709.13/574,193.44 = 169,447.67/x - Step 3: Cross multiply
382,709.13x = 574,193.44 × 169,447.67 - Step 4: Simplify right side
382,709.13x = 97,295,740,537.28 - Step 5: Solve for x
x = 97,295,740,537.28/382,709.13 - Step 6: Final answer
x = 254,228.95
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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.