Finding the Fourth Proportional to 302,842.26, 417,917.07 and 175,529.70
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Solution
The fourth proportional to 302,842.26, 417,917.07 and 175,529.70 is: 242,227.94
Step by Step Solution
- Step 1: Write the proportion equation
302,842.26 : 417,917.07 = 175,529.70 : x - Step 2: Convert to fraction form
302,842.26/417,917.07 = 175,529.70/x - Step 3: Cross multiply
302,842.26x = 417,917.07 × 175,529.70 - Step 4: Simplify right side
302,842.26x = 73,356,857,921.98 - Step 5: Solve for x
x = 73,356,857,921.98/302,842.26 - Step 6: Final answer
x = 242,227.94
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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.