Finding the Fourth Proportional to 418,813.68, 628,168.44 and 134,481.84
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Solution
The fourth proportional to 418,813.68, 628,168.44 and 134,481.84 is: 201,706.04
Step by Step Solution
- Step 1: Write the proportion equation
418,813.68 : 628,168.44 = 134,481.84 : x - Step 2: Convert to fraction form
418,813.68/628,168.44 = 134,481.84/x - Step 3: Cross multiply
418,813.68x = 628,168.44 × 134,481.84 - Step 4: Simplify right side
418,813.68x = 84,477,247,641.13 - Step 5: Solve for x
x = 84,477,247,641.13/418,813.68 - Step 6: Final answer
x = 201,706.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.