Finding the Fourth Proportional to 244,543.80, 366,815.70 and 139,567.80
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Solution
The fourth proportional to 244,543.80, 366,815.70 and 139,567.80 is: 209,351.70
Step by Step Solution
- Step 1: Write the proportion equation
244,543.80 : 366,815.70 = 139,567.80 : x - Step 2: Convert to fraction form
244,543.80/366,815.70 = 139,567.80/x - Step 3: Cross multiply
244,543.80x = 366,815.70 × 139,567.80 - Step 4: Simplify right side
244,543.80x = 51,195,660,254.46 - Step 5: Solve for x
x = 51,195,660,254.46/244,543.80 - Step 6: Final answer
x = 209,351.70
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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.