Finding the Fourth Proportional to 244,585.80, 366,878.70 and 139,609.80
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Solution
The fourth proportional to 244,585.80, 366,878.70 and 139,609.80 is: 209,414.70
Step by Step Solution
- Step 1: Write the proportion equation
244,585.80 : 366,878.70 = 139,609.80 : x - Step 2: Convert to fraction form
244,585.80/366,878.70 = 139,609.80/x - Step 3: Cross multiply
244,585.80x = 366,878.70 × 139,609.80 - Step 4: Simplify right side
244,585.80x = 51,219,861,931.26 - Step 5: Solve for x
x = 51,219,861,931.26/244,585.80 - Step 6: Final answer
x = 209,414.70
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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.