Finding the Fourth Proportional to 351,409.52, 526,863.72 and 164,318.96
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Solution
The fourth proportional to 351,409.52, 526,863.72 and 164,318.96 is: 246,361.28
Step by Step Solution
- Step 1: Write the proportion equation
351,409.52 : 526,863.72 = 164,318.96 : x - Step 2: Convert to fraction form
351,409.52/526,863.72 = 164,318.96/x - Step 3: Cross multiply
351,409.52x = 526,863.72 × 164,318.96 - Step 4: Simplify right side
351,409.52x = 86,573,698,532.13 - Step 5: Solve for x
x = 86,573,698,532.13/351,409.52 - Step 6: Final answer
x = 246,361.28
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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.