Finding the Fourth Proportional to 260,337.44, 359,260.91 and 147,160.19
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Solution
The fourth proportional to 260,337.44, 359,260.91 and 147,160.19 is: 203,078.37
Step by Step Solution
- Step 1: Write the proportion equation
260,337.44 : 359,260.91 = 147,160.19 : x - Step 2: Convert to fraction form
260,337.44/359,260.91 = 147,160.19/x - Step 3: Cross multiply
260,337.44x = 359,260.91 × 147,160.19 - Step 4: Simplify right side
260,337.44x = 52,868,901,243.07 - Step 5: Solve for x
x = 52,868,901,243.07/260,337.44 - Step 6: Final answer
x = 203,078.37
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1.5x scale
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.