Finding the Fourth Proportional to 456,268.36, 629,654.34 and 252,332.84
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Solution
The fourth proportional to 456,268.36, 629,654.34 and 252,332.84 is: 348,221.53
Step by Step Solution
- Step 1: Write the proportion equation
456,268.36 : 629,654.34 = 252,332.84 : x - Step 2: Convert to fraction form
456,268.36/629,654.34 = 252,332.84/x - Step 3: Cross multiply
456,268.36x = 629,654.34 × 252,332.84 - Step 4: Simplify right side
456,268.36x = 158,882,467,830.53 - Step 5: Solve for x
x = 158,882,467,830.53/456,268.36 - Step 6: Final answer
x = 348,221.53
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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.