Finding the Fourth Proportional to 476,670.08, 715,004.87 and 121,683.97
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Solution
The fourth proportional to 476,670.08, 715,004.87 and 121,683.97 is: 182,525.89
Step by Step Solution
- Step 1: Write the proportion equation
476,670.08 : 715,004.87 = 121,683.97 : x - Step 2: Convert to fraction form
476,670.08/715,004.87 = 121,683.97/x - Step 3: Cross multiply
476,670.08x = 715,004.87 × 121,683.97 - Step 4: Simplify right side
476,670.08x = 87,004,631,150.93 - Step 5: Solve for x
x = 87,004,631,150.93/476,670.08 - Step 6: Final answer
x = 182,525.89
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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.