Finding the Fourth Proportional to 348,482.76, 480,729.10 and 227,694.75
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Solution
The fourth proportional to 348,482.76, 480,729.10 and 227,694.75 is: 314,103.03
Step by Step Solution
- Step 1: Write the proportion equation
348,482.76 : 480,729.10 = 227,694.75 : x - Step 2: Convert to fraction form
348,482.76/480,729.10 = 227,694.75/x - Step 3: Cross multiply
348,482.76x = 480,729.10 × 227,694.75 - Step 4: Simplify right side
348,482.76x = 109,459,492,242.23 - Step 5: Solve for x
x = 109,459,492,242.23/348,482.76 - Step 6: Final answer
x = 314,103.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.