Finding the Fourth Proportional to 416,232.68, 574,402.52 and 225,246.02
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Solution
The fourth proportional to 416,232.68, 574,402.52 and 225,246.02 is: 310,840.28
Step by Step Solution
- Step 1: Write the proportion equation
416,232.68 : 574,402.52 = 225,246.02 : x - Step 2: Convert to fraction form
416,232.68/574,402.52 = 225,246.02/x - Step 3: Cross multiply
416,232.68x = 574,402.52 × 225,246.02 - Step 4: Simplify right side
416,232.68x = 129,381,879,199.07 - Step 5: Solve for x
x = 129,381,879,199.07/416,232.68 - Step 6: Final answer
x = 310,840.28
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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.