Finding the Fourth Proportional to 434,119.91, 651,242.84 and 134,624.57
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Solution
The fourth proportional to 434,119.91, 651,242.84 and 134,624.57 is: 201,956.38
Step by Step Solution
- Step 1: Write the proportion equation
434,119.91 : 651,242.84 = 134,624.57 : x - Step 2: Convert to fraction form
434,119.91/651,242.84 = 134,624.57/x - Step 3: Cross multiply
434,119.91x = 651,242.84 × 134,624.57 - Step 4: Simplify right side
434,119.91x = 87,673,283,371.24 - Step 5: Solve for x
x = 87,673,283,371.24/434,119.91 - Step 6: Final answer
x = 201,956.38
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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.