Finding the Fourth Proportional to 260,193.87, 359,062.88 and 147,014.19
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Solution
The fourth proportional to 260,193.87, 359,062.88 and 147,014.19 is: 202,876.95
Step by Step Solution
- Step 1: Write the proportion equation
260,193.87 : 359,062.88 = 147,014.19 : x - Step 2: Convert to fraction form
260,193.87/359,062.88 = 147,014.19/x - Step 3: Cross multiply
260,193.87x = 359,062.88 × 147,014.19 - Step 4: Simplify right side
260,193.87x = 52,787,337,727.20 - Step 5: Solve for x
x = 52,787,337,727.20/260,193.87 - Step 6: Final answer
x = 202,876.95
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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.