Finding the Fourth Proportional to 254,317.28, 381,534.12 and 110,247.28
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Solution
The fourth proportional to 254,317.28, 381,534.12 and 110,247.28 is: 165,396.15
Step by Step Solution
- Step 1: Write the proportion equation
254,317.28 : 381,534.12 = 110,247.28 : x - Step 2: Convert to fraction form
254,317.28/381,534.12 = 110,247.28/x - Step 3: Cross multiply
254,317.28x = 381,534.12 × 110,247.28 - Step 4: Simplify right side
254,317.28x = 42,063,098,957.19 - Step 5: Solve for x
x = 42,063,098,957.19/254,317.28 - Step 6: Final answer
x = 165,396.15
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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.