Finding the Fourth Proportional to 244,946.20, 366,965.70 and 139,451.80
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Solution
The fourth proportional to 244,946.20, 366,965.70 and 139,451.80 is: 208,919.46
Step by Step Solution
- Step 1: Write the proportion equation
244,946.20 : 366,965.70 = 139,451.80 : x - Step 2: Convert to fraction form
244,946.20/366,965.70 = 139,451.80/x - Step 3: Cross multiply
244,946.20x = 366,965.70 × 139,451.80 - Step 4: Simplify right side
244,946.20x = 51,174,027,403.26 - Step 5: Solve for x
x = 51,174,027,403.26/244,946.20 - Step 6: Final answer
x = 208,919.46
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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.