Finding the Fourth Proportional to 313,120.18, 469,705.64 and 88,482.48
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Solution
The fourth proportional to 313,120.18, 469,705.64 and 88,482.48 is: 132,730.88
Step by Step Solution
- Step 1: Write the proportion equation
313,120.18 : 469,705.64 = 88,482.48 : x - Step 2: Convert to fraction form
313,120.18/469,705.64 = 88,482.48/x - Step 3: Cross multiply
313,120.18x = 469,705.64 × 88,482.48 - Step 4: Simplify right side
313,120.18x = 41,560,717,693.38 - Step 5: Solve for x
x = 41,560,717,693.38/313,120.18 - Step 6: Final answer
x = 132,730.88
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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.