Finding the Fourth Proportional to 480,601.08, 720,918.36 and 165,055.68
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Solution
The fourth proportional to 480,601.08, 720,918.36 and 165,055.68 is: 247,589.27
Step by Step Solution
- Step 1: Write the proportion equation
480,601.08 : 720,918.36 = 165,055.68 : x - Step 2: Convert to fraction form
480,601.08/720,918.36 = 165,055.68/x - Step 3: Cross multiply
480,601.08x = 720,918.36 × 165,055.68 - Step 4: Simplify right side
480,601.08x = 118,991,670,134.29 - Step 5: Solve for x
x = 118,991,670,134.29/480,601.08 - Step 6: Final answer
x = 247,589.27
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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.