Finding the Fourth Proportional to 260,380.14, 359,319.84 and 147,202.92
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Solution
The fourth proportional to 260,380.14, 359,319.84 and 147,202.92 is: 203,137.34
Step by Step Solution
- Step 1: Write the proportion equation
260,380.14 : 359,319.84 = 147,202.92 : x - Step 2: Convert to fraction form
260,380.14/359,319.84 = 147,202.92/x - Step 3: Cross multiply
260,380.14x = 359,319.84 × 147,202.92 - Step 4: Simplify right side
260,380.14x = 52,892,929,661.93 - Step 5: Solve for x
x = 52,892,929,661.93/260,380.14 - Step 6: Final answer
x = 203,137.34
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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.