Finding the Fourth Proportional to 625,026.78, 862,536.99 and 338,546.96
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Solution
The fourth proportional to 625,026.78, 862,536.99 and 338,546.96 is: 467,194.82
Step by Step Solution
- Step 1: Write the proportion equation
625,026.78 : 862,536.99 = 338,546.96 : x - Step 2: Convert to fraction form
625,026.78/862,536.99 = 338,546.96/x - Step 3: Cross multiply
625,026.78x = 862,536.99 × 338,546.96 - Step 4: Simplify right side
625,026.78x = 292,009,271,539.37 - Step 5: Solve for x
x = 292,009,271,539.37/625,026.78 - Step 6: Final answer
x = 467,194.82
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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.