Finding the Fourth Proportional to 324,114.60, 486,026.10 and 124,368.60
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Solution
The fourth proportional to 324,114.60, 486,026.10 and 124,368.60 is: 186,496.95
Step by Step Solution
- Step 1: Write the proportion equation
324,114.60 : 486,026.10 = 124,368.60 : x - Step 2: Convert to fraction form
324,114.60/486,026.10 = 124,368.60/x - Step 3: Cross multiply
324,114.60x = 486,026.10 × 124,368.60 - Step 4: Simplify right side
324,114.60x = 60,446,385,620.46 - Step 5: Solve for x
x = 60,446,385,620.46/324,114.60 - Step 6: Final answer
x = 186,496.95
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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.