Finding the Fourth Proportional to 477,244.16, 715,849.68 and 122,261.12
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Solution
The fourth proportional to 477,244.16, 715,849.68 and 122,261.12 is: 183,387.44
Step by Step Solution
- Step 1: Write the proportion equation
477,244.16 : 715,849.68 = 122,261.12 : x - Step 2: Convert to fraction form
477,244.16/715,849.68 = 122,261.12/x - Step 3: Cross multiply
477,244.16x = 715,849.68 × 122,261.12 - Step 4: Simplify right side
477,244.16x = 87,520,583,628.44 - Step 5: Solve for x
x = 87,520,583,628.44/477,244.16 - Step 6: Final answer
x = 183,387.44
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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.