Finding the Fourth Proportional to 434,232.84, 651,370.86 and 134,917.32
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Solution
The fourth proportional to 434,232.84, 651,370.86 and 134,917.32 is: 202,382.69
Step by Step Solution
- Step 1: Write the proportion equation
434,232.84 : 651,370.86 = 134,917.32 : x - Step 2: Convert to fraction form
434,232.84/651,370.86 = 134,917.32/x - Step 3: Cross multiply
434,232.84x = 651,370.86 × 134,917.32 - Step 4: Simplify right side
434,232.84x = 87,881,210,757.30 - Step 5: Solve for x
x = 87,881,210,757.30/434,232.84 - Step 6: Final answer
x = 202,382.69
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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.