Finding the Fourth Proportional to 605,361.08, 908,093.88 and 156,078.08
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Solution
The fourth proportional to 605,361.08, 908,093.88 and 156,078.08 is: 234,130.59
Step by Step Solution
- Step 1: Write the proportion equation
605,361.08 : 908,093.88 = 156,078.08 : x - Step 2: Convert to fraction form
605,361.08/908,093.88 = 156,078.08/x - Step 3: Cross multiply
605,361.08x = 908,093.88 × 156,078.08 - Step 4: Simplify right side
605,361.08x = 141,733,549,250.15 - Step 5: Solve for x
x = 141,733,549,250.15/605,361.08 - Step 6: Final answer
x = 234,130.59
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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.