Finding the Fourth Proportional to 489,507.24, 734,119.74 and 134,532.84
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Solution
The fourth proportional to 489,507.24, 734,119.74 and 134,532.84 is: 201,760.48
Step by Step Solution
- Step 1: Write the proportion equation
489,507.24 : 734,119.74 = 134,532.84 : x - Step 2: Convert to fraction form
489,507.24/734,119.74 = 134,532.84/x - Step 3: Cross multiply
489,507.24x = 734,119.74 × 134,532.84 - Step 4: Simplify right side
489,507.24x = 98,763,213,522.26 - Step 5: Solve for x
x = 98,763,213,522.26/489,507.24 - Step 6: Final answer
x = 201,760.48
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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.