Finding the Fourth Proportional to 476,670.12, 715,004.54 and 121,684.12
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Solution
The fourth proportional to 476,670.12, 715,004.54 and 121,684.12 is: 182,526.02
Step by Step Solution
- Step 1: Write the proportion equation
476,670.12 : 715,004.54 = 121,684.12 : x - Step 2: Convert to fraction form
476,670.12/715,004.54 = 121,684.12/x - Step 3: Cross multiply
476,670.12x = 715,004.54 × 121,684.12 - Step 4: Simplify right side
476,670.12x = 87,004,698,245.90 - Step 5: Solve for x
x = 87,004,698,245.90/476,670.12 - Step 6: Final answer
x = 182,526.02
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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.