Finding the Fourth Proportional to 498,219.24, 687,536.10 and 271,860.84
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Solution
The fourth proportional to 498,219.24, 687,536.10 and 271,860.84 is: 375,164.44
Step by Step Solution
- Step 1: Write the proportion equation
498,219.24 : 687,536.10 = 271,860.84 : x - Step 2: Convert to fraction form
498,219.24/687,536.10 = 271,860.84/x - Step 3: Cross multiply
498,219.24x = 687,536.10 × 271,860.84 - Step 4: Simplify right side
498,219.24x = 186,914,141,676.32 - Step 5: Solve for x
x = 186,914,141,676.32/498,219.24 - Step 6: Final answer
x = 375,164.44
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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.