Finding the Fourth Proportional to 452,764.14, 624,814.11 and 248,828.15
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Solution
The fourth proportional to 452,764.14, 624,814.11 and 248,828.15 is: 343,382.62
Step by Step Solution
- Step 1: Write the proportion equation
452,764.14 : 624,814.11 = 248,828.15 : x - Step 2: Convert to fraction form
452,764.14/624,814.11 = 248,828.15/x - Step 3: Cross multiply
452,764.14x = 624,814.11 × 248,828.15 - Step 4: Simplify right side
452,764.14x = 155,471,335,961.13 - Step 5: Solve for x
x = 155,471,335,961.13/452,764.14 - Step 6: Final answer
x = 343,382.62
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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.