Finding the Fourth Proportional to 348,523.46, 480,960.14 and 193,473.08
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Solution
The fourth proportional to 348,523.46, 480,960.14 and 193,473.08 is: 266,991.61
Step by Step Solution
- Step 1: Write the proportion equation
348,523.46 : 480,960.14 = 193,473.08 : x - Step 2: Convert to fraction form
348,523.46/480,960.14 = 193,473.08/x - Step 3: Cross multiply
348,523.46x = 480,960.14 × 193,473.08 - Step 4: Simplify right side
348,523.46x = 93,052,839,643.03 - Step 5: Solve for x
x = 93,052,839,643.03/348,523.46 - Step 6: Final answer
x = 266,991.61
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1.5x scale
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.