Finding the Fourth Proportional to 995.44, 1,493.36 and 346
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Solution
The fourth proportional to 995.44, 1,493.36 and 346 is: 519.07
Step by Step Solution
- Step 1: Write the proportion equation
995.44 : 1,493.36 = 346 : x - Step 2: Convert to fraction form
995.44/1,493.36 = 346/x - Step 3: Cross multiply
995.44x = 1,493.36 × 346 - Step 4: Simplify right side
995.44x = 516,702.56 - Step 5: Solve for x
x = 516,702.56/995.44 - Step 6: Final answer
x = 519.07
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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.