Finding the Fourth Proportional to 249,952.36, 344,621.37 and 208,618.69
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Solution
The fourth proportional to 249,952.36, 344,621.37 and 208,618.69 is: 287,632.65
Step by Step Solution
- Step 1: Write the proportion equation
249,952.36 : 344,621.37 = 208,618.69 : x - Step 2: Convert to fraction form
249,952.36/344,621.37 = 208,618.69/x - Step 3: Cross multiply
249,952.36x = 344,621.37 × 208,618.69 - Step 4: Simplify right side
249,952.36x = 71,894,458,755.41 - Step 5: Solve for x
x = 71,894,458,755.41/249,952.36 - Step 6: Final answer
x = 287,632.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.