Finding the Fourth Proportional to 309,750.81, 464,674.82 and 132,258.75
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Solution
The fourth proportional to 309,750.81, 464,674.82 and 132,258.75 is: 198,408.88
Step by Step Solution
- Step 1: Write the proportion equation
309,750.81 : 464,674.82 = 132,258.75 : x - Step 2: Convert to fraction form
309,750.81/464,674.82 = 132,258.75/x - Step 3: Cross multiply
309,750.81x = 464,674.82 × 132,258.75 - Step 4: Simplify right side
309,750.81x = 61,457,310,188.38 - Step 5: Solve for x
x = 61,457,310,188.38/309,750.81 - Step 6: Final answer
x = 198,408.88
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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.