Finding the Fourth Proportional to 455,184.11, 628,366.62 and 264,160.58
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Solution
The fourth proportional to 455,184.11, 628,366.62 and 264,160.58 is: 364,664.95
Step by Step Solution
- Step 1: Write the proportion equation
455,184.11 : 628,366.62 = 264,160.58 : x - Step 2: Convert to fraction form
455,184.11/628,366.62 = 264,160.58/x - Step 3: Cross multiply
455,184.11x = 628,366.62 × 264,160.58 - Step 4: Simplify right side
455,184.11x = 165,989,690,791.84 - Step 5: Solve for x
x = 165,989,690,791.84/455,184.11 - Step 6: Final answer
x = 364,664.95
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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.