Finding the Fourth Proportional to 456,145.93, 629,455.94 and 252,184.96
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Solution
The fourth proportional to 456,145.93, 629,455.94 and 252,184.96 is: 348,001.18
Step by Step Solution
- Step 1: Write the proportion equation
456,145.93 : 629,455.94 = 252,184.96 : x - Step 2: Convert to fraction form
456,145.93/629,455.94 = 252,184.96/x - Step 3: Cross multiply
456,145.93x = 629,455.94 × 252,184.96 - Step 4: Simplify right side
456,145.93x = 158,739,317,903.38 - Step 5: Solve for x
x = 158,739,317,903.38/456,145.93 - Step 6: Final answer
x = 348,001.18
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1.5x scale
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.