Finding the Fourth Proportional to 295,642.88, 407,977.08 and 168,293.84
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Solution
The fourth proportional to 295,642.88, 407,977.08 and 168,293.84 is: 232,239.75
Step by Step Solution
- Step 1: Write the proportion equation
295,642.88 : 407,977.08 = 168,293.84 : x - Step 2: Convert to fraction form
295,642.88/407,977.08 = 168,293.84/x - Step 3: Cross multiply
295,642.88x = 407,977.08 × 168,293.84 - Step 4: Simplify right side
295,642.88x = 68,660,029,425.19 - Step 5: Solve for x
x = 68,660,029,425.19/295,642.88 - Step 6: Final answer
x = 232,239.75
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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.