Finding the Fourth Proportional to 259,364.97, 358,218.90 and 174,334.41
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Solution
The fourth proportional to 259,364.97, 358,218.90 and 174,334.41 is: 240,779.94
Step by Step Solution
- Step 1: Write the proportion equation
259,364.97 : 358,218.90 = 174,334.41 : x - Step 2: Convert to fraction form
259,364.97/358,218.90 = 174,334.41/x - Step 3: Cross multiply
259,364.97x = 358,218.90 × 174,334.41 - Step 4: Simplify right side
259,364.97x = 62,449,881,018.19 - Step 5: Solve for x
x = 62,449,881,018.19/259,364.97 - Step 6: Final answer
x = 240,779.94
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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.