Finding the Fourth Proportional to 302,491.20, 417,451.68 and 168,363.84
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Solution
The fourth proportional to 302,491.20, 417,451.68 and 168,363.84 is: 232,349.79
Step by Step Solution
- Step 1: Write the proportion equation
302,491.20 : 417,451.68 = 168,363.84 : x - Step 2: Convert to fraction form
302,491.20/417,451.68 = 168,363.84/x - Step 3: Cross multiply
302,491.20x = 417,451.68 × 168,363.84 - Step 4: Simplify right side
302,491.20x = 70,283,767,859.25 - Step 5: Solve for x
x = 70,283,767,859.25/302,491.20 - Step 6: Final answer
x = 232,349.79
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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.