Finding the Fourth Proportional to 324,705.96, 486,829.98 and 124,858.44
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Solution
The fourth proportional to 324,705.96, 486,829.98 and 124,858.44 is: 187,199.62
Step by Step Solution
- Step 1: Write the proportion equation
324,705.96 : 486,829.98 = 124,858.44 : x - Step 2: Convert to fraction form
324,705.96/486,829.98 = 124,858.44/x - Step 3: Cross multiply
324,705.96x = 486,829.98 × 124,858.44 - Step 4: Simplify right side
324,705.96x = 60,784,831,848.03 - Step 5: Solve for x
x = 60,784,831,848.03/324,705.96 - Step 6: Final answer
x = 187,199.62
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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.