Finding the Fourth Proportional to 437,929.90, 657,186.45 and 201,150.70
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Solution
The fourth proportional to 437,929.90, 657,186.45 and 201,150.70 is: 301,859.99
Step by Step Solution
- Step 1: Write the proportion equation
437,929.90 : 657,186.45 = 201,150.70 : x - Step 2: Convert to fraction form
437,929.90/657,186.45 = 201,150.70/x - Step 3: Cross multiply
437,929.90x = 657,186.45 × 201,150.70 - Step 4: Simplify right side
437,929.90x = 132,193,514,448.02 - Step 5: Solve for x
x = 132,193,514,448.02/437,929.90 - Step 6: Final answer
x = 301,859.99
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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.