Finding the Fourth Proportional to 366,914.13, 550,363.91 and 208,803.75
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Solution
The fourth proportional to 366,914.13, 550,363.91 and 208,803.75 is: 313,201.48
Step by Step Solution
- Step 1: Write the proportion equation
366,914.13 : 550,363.91 = 208,803.75 : x - Step 2: Convert to fraction form
366,914.13/550,363.91 = 208,803.75/x - Step 3: Cross multiply
366,914.13x = 550,363.91 × 208,803.75 - Step 4: Simplify right side
366,914.13x = 114,918,047,228.64 - Step 5: Solve for x
x = 114,918,047,228.64/366,914.13 - Step 6: Final answer
x = 313,201.48
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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.