Finding the Fourth Proportional to 258,859.87, 357,336.84 and 174,026.14
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Solution
The fourth proportional to 258,859.87, 357,336.84 and 174,026.14 is: 240,230.17
Step by Step Solution
- Step 1: Write the proportion equation
258,859.87 : 357,336.84 = 174,026.14 : x - Step 2: Convert to fraction form
258,859.87/357,336.84 = 174,026.14/x - Step 3: Cross multiply
258,859.87x = 357,336.84 × 174,026.14 - Step 4: Simplify right side
258,859.87x = 62,185,951,380.06 - Step 5: Solve for x
x = 62,185,951,380.06/258,859.87 - Step 6: Final answer
x = 240,230.17
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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.