Finding the Fourth Proportional to 239,246.40, 358,869.60 and 201,192.60
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Solution
The fourth proportional to 239,246.40, 358,869.60 and 201,192.60 is: 301,788.90
Step by Step Solution
- Step 1: Write the proportion equation
239,246.40 : 358,869.60 = 201,192.60 : x - Step 2: Convert to fraction form
239,246.40/358,869.60 = 201,192.60/x - Step 3: Cross multiply
239,246.40x = 358,869.60 × 201,192.60 - Step 4: Simplify right side
239,246.40x = 72,201,907,884.96 - Step 5: Solve for x
x = 72,201,907,884.96/239,246.40 - Step 6: Final answer
x = 301,788.90
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1.5x scale
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.