Finding the Fourth Proportional to 242,665.12, 364,026.84 and 229,394.08
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Solution
The fourth proportional to 242,665.12, 364,026.84 and 229,394.08 is: 344,118.69
Step by Step Solution
- Step 1: Write the proportion equation
242,665.12 : 364,026.84 = 229,394.08 : x - Step 2: Convert to fraction form
242,665.12/364,026.84 = 229,394.08/x - Step 3: Cross multiply
242,665.12x = 364,026.84 × 229,394.08 - Step 4: Simplify right side
242,665.12x = 83,505,602,057.11 - Step 5: Solve for x
x = 83,505,602,057.11/242,665.12 - Step 6: Final answer
x = 344,118.69
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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.