Finding the Fourth Proportional to 452,290.24, 624,087.80 and 261,328.96
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Solution
The fourth proportional to 452,290.24, 624,087.80 and 261,328.96 is: 360,591.94
Step by Step Solution
- Step 1: Write the proportion equation
452,290.24 : 624,087.80 = 261,328.96 : x - Step 2: Convert to fraction form
452,290.24/624,087.80 = 261,328.96/x - Step 3: Cross multiply
452,290.24x = 624,087.80 × 261,328.96 - Step 4: Simplify right side
452,290.24x = 163,092,215,722.69 - Step 5: Solve for x
x = 163,092,215,722.69/452,290.24 - Step 6: Final answer
x = 360,591.94
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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.