Finding the Fourth Proportional to 260,880.93, 357,318.21 and 245,560.99
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Solution
The fourth proportional to 260,880.93, 357,318.21 and 245,560.99 is: 336,335.10
Step by Step Solution
- Step 1: Write the proportion equation
260,880.93 : 357,318.21 = 245,560.99 : x - Step 2: Convert to fraction form
260,880.93/357,318.21 = 245,560.99/x - Step 3: Cross multiply
260,880.93x = 357,318.21 × 245,560.99 - Step 4: Simplify right side
260,880.93x = 87,743,413,392.63 - Step 5: Solve for x
x = 87,743,413,392.63/260,880.93 - Step 6: Final answer
x = 336,335.10
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.