Finding the Fourth Proportional to 348,738.24, 522,882.24 and 149,188.80
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Solution
The fourth proportional to 348,738.24, 522,882.24 and 149,188.80 is: 223,686.89
Step by Step Solution
- Step 1: Write the proportion equation
348,738.24 : 522,882.24 = 149,188.80 : x - Step 2: Convert to fraction form
348,738.24/522,882.24 = 149,188.80/x - Step 3: Cross multiply
348,738.24x = 522,882.24 × 149,188.80 - Step 4: Simplify right side
348,738.24x = 78,008,173,926.91 - Step 5: Solve for x
x = 78,008,173,926.91/348,738.24 - Step 6: Final answer
x = 223,686.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.