Finding the Fourth Proportional to 274,261.08, 378,471.12 and 151,753.68
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Solution
The fourth proportional to 274,261.08, 378,471.12 and 151,753.68 is: 209,415.00
Step by Step Solution
- Step 1: Write the proportion equation
274,261.08 : 378,471.12 = 151,753.68 : x - Step 2: Convert to fraction form
274,261.08/378,471.12 = 151,753.68/x - Step 3: Cross multiply
274,261.08x = 378,471.12 × 151,753.68 - Step 4: Simplify right side
274,261.08x = 57,434,385,233.72 - Step 5: Solve for x
x = 57,434,385,233.72/274,261.08 - Step 6: Final answer
x = 209,415.00
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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.