Finding the Fourth Proportional to 474,689.97, 655,073.12 and 259,843.75
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Solution
The fourth proportional to 474,689.97, 655,073.12 and 259,843.75 is: 358,584.90
Step by Step Solution
- Step 1: Write the proportion equation
474,689.97 : 655,073.12 = 259,843.75 : x - Step 2: Convert to fraction form
474,689.97/655,073.12 = 259,843.75/x - Step 3: Cross multiply
474,689.97x = 655,073.12 × 259,843.75 - Step 4: Simplify right side
474,689.97x = 170,216,655,036.93 - Step 5: Solve for x
x = 170,216,655,036.93/474,689.97 - Step 6: Final answer
x = 358,584.90
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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.