Finding the Fourth Proportional to 349,343.28, 482,093.64 and 190,367.28
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Solution
The fourth proportional to 349,343.28, 482,093.64 and 190,367.28 is: 262,706.80
Step by Step Solution
- Step 1: Write the proportion equation
349,343.28 : 482,093.64 = 190,367.28 : x - Step 2: Convert to fraction form
349,343.28/482,093.64 = 190,367.28/x - Step 3: Cross multiply
349,343.28x = 482,093.64 × 190,367.28 - Step 4: Simplify right side
349,343.28x = 91,774,854,952.10 - Step 5: Solve for x
x = 91,774,854,952.10/349,343.28 - Step 6: Final answer
x = 262,706.80
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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.