Finding the Fourth Proportional to 324,630.51, 448,277.36 and 202,331.61
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Solution
The fourth proportional to 324,630.51, 448,277.36 and 202,331.61 is: 279,396.66
Step by Step Solution
- Step 1: Write the proportion equation
324,630.51 : 448,277.36 = 202,331.61 : x - Step 2: Convert to fraction form
324,630.51/448,277.36 = 202,331.61/x - Step 3: Cross multiply
324,630.51x = 448,277.36 × 202,331.61 - Step 4: Simplify right side
324,630.51x = 90,700,679,975.35 - Step 5: Solve for x
x = 90,700,679,975.35/324,630.51 - Step 6: Final answer
x = 279,396.66
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1.5x scale
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.