Finding the Fourth Proportional to 309,268.88, 463,115.64 and 203,768.08
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Solution
The fourth proportional to 309,268.88, 463,115.64 and 203,768.08 is: 305,133.14
Step by Step Solution
- Step 1: Write the proportion equation
309,268.88 : 463,115.64 = 203,768.08 : x - Step 2: Convert to fraction form
309,268.88/463,115.64 = 203,768.08/x - Step 3: Cross multiply
309,268.88x = 463,115.64 × 203,768.08 - Step 4: Simplify right side
309,268.88x = 94,368,184,780.77 - Step 5: Solve for x
x = 94,368,184,780.77/309,268.88 - Step 6: Final answer
x = 305,133.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.