Finding the Fourth Proportional to 348,207.24, 480,349.11 and 227,419.23
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Solution
The fourth proportional to 348,207.24, 480,349.11 and 227,419.23 is: 313,723.01
Step by Step Solution
- Step 1: Write the proportion equation
348,207.24 : 480,349.11 = 227,419.23 : x - Step 2: Convert to fraction form
348,207.24/480,349.11 = 227,419.23/x - Step 3: Cross multiply
348,207.24x = 480,349.11 × 227,419.23 - Step 4: Simplify right side
348,207.24x = 109,240,624,727.39 - Step 5: Solve for x
x = 109,240,624,727.39/348,207.24 - Step 6: Final answer
x = 313,723.01
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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.