Finding the Fourth Proportional to 455,350.68, 628,380.99 and 251,414.28
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Solution
The fourth proportional to 455,350.68, 628,380.99 and 251,414.28 is: 346,950.08
Step by Step Solution
- Step 1: Write the proportion equation
455,350.68 : 628,380.99 = 251,414.28 : x - Step 2: Convert to fraction form
455,350.68/628,380.99 = 251,414.28/x - Step 3: Cross multiply
455,350.68x = 628,380.99 × 251,414.28 - Step 4: Simplify right side
455,350.68x = 157,983,954,166.54 - Step 5: Solve for x
x = 157,983,954,166.54/455,350.68 - Step 6: Final answer
x = 346,950.08
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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.