Finding the Fourth Proportional to 322,457.26, 483,687.02 and 97,819.63
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Solution
The fourth proportional to 322,457.26, 483,687.02 and 97,819.63 is: 146,729.79
Step by Step Solution
- Step 1: Write the proportion equation
322,457.26 : 483,687.02 = 97,819.63 : x - Step 2: Convert to fraction form
322,457.26/483,687.02 = 97,819.63/x - Step 3: Cross multiply
322,457.26x = 483,687.02 × 97,819.63 - Step 4: Simplify right side
322,457.26x = 47,314,085,332.20 - Step 5: Solve for x
x = 47,314,085,332.20/322,457.26 - Step 6: Final answer
x = 146,729.79
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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.