Finding the Fourth Proportional to 395,658.57, 546,004.49 and 214,359.68
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Solution
The fourth proportional to 395,658.57, 546,004.49 and 214,359.68 is: 295,814.00
Step by Step Solution
- Step 1: Write the proportion equation
395,658.57 : 546,004.49 = 214,359.68 : x - Step 2: Convert to fraction form
395,658.57/546,004.49 = 214,359.68/x - Step 3: Cross multiply
395,658.57x = 546,004.49 × 214,359.68 - Step 4: Simplify right side
395,658.57x = 117,041,343,953.14 - Step 5: Solve for x
x = 117,041,343,953.14/395,658.57 - Step 6: Final answer
x = 295,814.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.