Finding the Fourth Proportional to 304,044.36, 456,140.88 and 214,262.21
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Solution
The fourth proportional to 304,044.36, 456,140.88 and 214,262.21 is: 321,445.69
Step by Step Solution
- Step 1: Write the proportion equation
304,044.36 : 456,140.88 = 214,262.21 : x - Step 2: Convert to fraction form
304,044.36/456,140.88 = 214,262.21/x - Step 3: Cross multiply
304,044.36x = 456,140.88 × 214,262.21 - Step 4: Simplify right side
304,044.36x = 97,733,749,668.13 - Step 5: Solve for x
x = 97,733,749,668.13/304,044.36 - Step 6: Final answer
x = 321,445.69
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1.5x scale
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.