Finding the Fourth Proportional to 269,107.60, 403,315.80 and 163,814.80
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Solution
The fourth proportional to 269,107.60, 403,315.80 and 163,814.80 is: 245,511.82
Step by Step Solution
- Step 1: Write the proportion equation
269,107.60 : 403,315.80 = 163,814.80 : x - Step 2: Convert to fraction form
269,107.60/403,315.80 = 163,814.80/x - Step 3: Cross multiply
269,107.60x = 403,315.80 × 163,814.80 - Step 4: Simplify right side
269,107.60x = 66,069,097,113.84 - Step 5: Solve for x
x = 66,069,097,113.84/269,107.60 - Step 6: Final answer
x = 245,511.82
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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.