Finding the Fourth Proportional to 263,727.36, 363,938.76 and 150,547.68
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Solution
The fourth proportional to 263,727.36, 363,938.76 and 150,547.68 is: 207,752.95
Step by Step Solution
- Step 1: Write the proportion equation
263,727.36 : 363,938.76 = 150,547.68 : x - Step 2: Convert to fraction form
263,727.36/363,938.76 = 150,547.68/x - Step 3: Cross multiply
263,727.36x = 363,938.76 × 150,547.68 - Step 4: Simplify right side
263,727.36x = 54,790,135,980.08 - Step 5: Solve for x
x = 54,790,135,980.08/263,727.36 - Step 6: Final answer
x = 207,752.95
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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.