Finding the Fourth Proportional to 437,724.30, 656,197.65 and 260,042.70
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Solution
The fourth proportional to 437,724.30, 656,197.65 and 260,042.70 is: 389,833.07
Step by Step Solution
- Step 1: Write the proportion equation
437,724.30 : 656,197.65 = 260,042.70 : x - Step 2: Convert to fraction form
437,724.30/656,197.65 = 260,042.70/x - Step 3: Cross multiply
437,724.30x = 656,197.65 × 260,042.70 - Step 4: Simplify right side
437,724.30x = 170,639,408,639.66 - Step 5: Solve for x
x = 170,639,408,639.66/437,724.30 - Step 6: Final answer
x = 389,833.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.