Finding the Fourth Proportional to 480,319.28, 720,493.50 and 164,771.63
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Solution
The fourth proportional to 480,319.28, 720,493.50 and 164,771.63 is: 247,162.44
Step by Step Solution
- Step 1: Write the proportion equation
480,319.28 : 720,493.50 = 164,771.63 : x - Step 2: Convert to fraction form
480,319.28/720,493.50 = 164,771.63/x - Step 3: Cross multiply
480,319.28x = 720,493.50 × 164,771.63 - Step 4: Simplify right side
480,319.28x = 118,716,884,796.94 - Step 5: Solve for x
x = 118,716,884,796.94/480,319.28 - Step 6: Final answer
x = 247,162.44
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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.