Finding the Fourth Proportional to 334,848.88, 462,212.76 and 221,708.08
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Solution
The fourth proportional to 334,848.88, 462,212.76 and 221,708.08 is: 306,037.47
Step by Step Solution
- Step 1: Write the proportion equation
334,848.88 : 462,212.76 = 221,708.08 : x - Step 2: Convert to fraction form
334,848.88/462,212.76 = 221,708.08/x - Step 3: Cross multiply
334,848.88x = 462,212.76 × 221,708.08 - Step 4: Simplify right side
334,848.88x = 102,476,303,571.10 - Step 5: Solve for x
x = 102,476,303,571.10/334,848.88 - Step 6: Final answer
x = 306,037.47
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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.