Finding the Fourth Proportional to 347,955.31, 480,155.59 and 204,687.68
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Solution
The fourth proportional to 347,955.31, 480,155.59 and 204,687.68 is: 282,455.62
Step by Step Solution
- Step 1: Write the proportion equation
347,955.31 : 480,155.59 = 204,687.68 : x - Step 2: Convert to fraction form
347,955.31/480,155.59 = 204,687.68/x - Step 3: Cross multiply
347,955.31x = 480,155.59 × 204,687.68 - Step 4: Simplify right side
347,955.31x = 98,281,931,611.21 - Step 5: Solve for x
x = 98,281,931,611.21/347,955.31 - Step 6: Final answer
x = 282,455.62
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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.