Finding the Fourth Proportional to 305,202.30, 457,860.84 and 122,847.04
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Solution
The fourth proportional to 305,202.30, 457,860.84 and 122,847.04 is: 184,293.66
Step by Step Solution
- Step 1: Write the proportion equation
305,202.30 : 457,860.84 = 122,847.04 : x - Step 2: Convert to fraction form
305,202.30/457,860.84 = 122,847.04/x - Step 3: Cross multiply
305,202.30x = 457,860.84 × 122,847.04 - Step 4: Simplify right side
305,202.30x = 56,246,848,925.91 - Step 5: Solve for x
x = 56,246,848,925.91/305,202.30 - Step 6: Final answer
x = 184,293.66
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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.