Finding the Fourth Proportional to 347,547.14, 479,659.84 and 194,643.44
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Solution
The fourth proportional to 347,547.14, 479,659.84 and 194,643.44 is: 268,633.03
Step by Step Solution
- Step 1: Write the proportion equation
347,547.14 : 479,659.84 = 194,643.44 : x - Step 2: Convert to fraction form
347,547.14/479,659.84 = 194,643.44/x - Step 3: Cross multiply
347,547.14x = 479,659.84 × 194,643.44 - Step 4: Simplify right side
347,547.14x = 93,362,641,287.45 - Step 5: Solve for x
x = 93,362,641,287.45/347,547.14 - Step 6: Final answer
x = 268,633.03
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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.