Finding the Fourth Proportional to 452,577.69, 624,487.79 and 261,554.19
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Solution
The fourth proportional to 452,577.69, 624,487.79 and 261,554.19 is: 360,904.66
Step by Step Solution
- Step 1: Write the proportion equation
452,577.69 : 624,487.79 = 261,554.19 : x - Step 2: Convert to fraction form
452,577.69/624,487.79 = 261,554.19/x - Step 3: Cross multiply
452,577.69x = 624,487.79 × 261,554.19 - Step 4: Simplify right side
452,577.69x = 163,337,396,770.57 - Step 5: Solve for x
x = 163,337,396,770.57/452,577.69 - Step 6: Final answer
x = 360,904.66
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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.