Finding the Fourth Proportional to 355,998.19, 534,120.30 and 222,719.68
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Solution
The fourth proportional to 355,998.19, 534,120.30 and 222,719.68 is: 334,156.48
Step by Step Solution
- Step 1: Write the proportion equation
355,998.19 : 534,120.30 = 222,719.68 : x - Step 2: Convert to fraction form
355,998.19/534,120.30 = 222,719.68/x - Step 3: Cross multiply
355,998.19x = 534,120.30 × 222,719.68 - Step 4: Simplify right side
355,998.19x = 118,959,100,587.13 - Step 5: Solve for x
x = 118,959,100,587.13/355,998.19 - Step 6: Final answer
x = 334,156.48
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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.