Finding the Fourth Proportional to 378,246.60, 567,369.90 and 167,905.80
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Solution
The fourth proportional to 378,246.60, 567,369.90 and 167,905.80 is: 251,858.70
Step by Step Solution
- Step 1: Write the proportion equation
378,246.60 : 567,369.90 = 167,905.80 : x - Step 2: Convert to fraction form
378,246.60/567,369.90 = 167,905.80/x - Step 3: Cross multiply
378,246.60x = 567,369.90 × 167,905.80 - Step 4: Simplify right side
378,246.60x = 95,264,696,955.42 - Step 5: Solve for x
x = 95,264,696,955.42/378,246.60 - Step 6: Final answer
x = 251,858.70
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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.