Finding the Fourth Proportional to 351,198.73, 484,655.47 and 190,053.74
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Solution
The fourth proportional to 351,198.73, 484,655.47 and 190,053.74 is: 262,274.82
Step by Step Solution
- Step 1: Write the proportion equation
351,198.73 : 484,655.47 = 190,053.74 : x - Step 2: Convert to fraction form
351,198.73/484,655.47 = 190,053.74/x - Step 3: Cross multiply
351,198.73x = 484,655.47 × 190,053.74 - Step 4: Simplify right side
351,198.73x = 92,110,581,786.55 - Step 5: Solve for x
x = 92,110,581,786.55/351,198.73 - Step 6: Final answer
x = 262,274.82
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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.