Finding the Fourth Proportional to 489,505.24, 734,116.74 and 134,530.84
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Solution
The fourth proportional to 489,505.24, 734,116.74 and 134,530.84 is: 201,757.48
Step by Step Solution
- Step 1: Write the proportion equation
489,505.24 : 734,116.74 = 134,530.84 : x - Step 2: Convert to fraction form
489,505.24/734,116.74 = 134,530.84/x - Step 3: Cross multiply
489,505.24x = 734,116.74 × 134,530.84 - Step 4: Simplify right side
489,505.24x = 98,761,341,690.26 - Step 5: Solve for x
x = 98,761,341,690.26/489,505.24 - Step 6: Final answer
x = 201,757.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.