Finding the Fourth Proportional to 294,980.46, 407,107.99 and 167,675.19
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Solution
The fourth proportional to 294,980.46, 407,107.99 and 167,675.19 is: 231,411.63
Step by Step Solution
- Step 1: Write the proportion equation
294,980.46 : 407,107.99 = 167,675.19 : x - Step 2: Convert to fraction form
294,980.46/407,107.99 = 167,675.19/x - Step 3: Cross multiply
294,980.46x = 407,107.99 × 167,675.19 - Step 4: Simplify right side
294,980.46x = 68,261,909,573.77 - Step 5: Solve for x
x = 68,261,909,573.77/294,980.46 - Step 6: Final answer
x = 231,411.63
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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.