Finding the Fourth Proportional to 304,244.48, 419,972.64 and 272,355.68
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Solution
The fourth proportional to 304,244.48, 419,972.64 and 272,355.68 is: 375,954.02
Step by Step Solution
- Step 1: Write the proportion equation
304,244.48 : 419,972.64 = 272,355.68 : x - Step 2: Convert to fraction form
304,244.48/419,972.64 = 272,355.68/x - Step 3: Cross multiply
304,244.48x = 419,972.64 × 272,355.68 - Step 4: Simplify right side
304,244.48x = 114,381,933,948.60 - Step 5: Solve for x
x = 114,381,933,948.60/304,244.48 - Step 6: Final answer
x = 375,954.02
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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.