Finding the Fourth Proportional to 349,302.75, 482,037.80 and 190,326.75
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Solution
The fourth proportional to 349,302.75, 482,037.80 and 190,326.75 is: 262,650.92
Step by Step Solution
- Step 1: Write the proportion equation
349,302.75 : 482,037.80 = 190,326.75 : x - Step 2: Convert to fraction form
349,302.75/482,037.80 = 190,326.75/x - Step 3: Cross multiply
349,302.75x = 482,037.80 × 190,326.75 - Step 4: Simplify right side
349,302.75x = 91,744,687,851.15 - Step 5: Solve for x
x = 91,744,687,851.15/349,302.75 - Step 6: Final answer
x = 262,650.92
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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.