Finding the Fourth Proportional to 723,790.14, 1,085,759.73 and 250,474.74
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Solution
The fourth proportional to 723,790.14, 1,085,759.73 and 250,474.74 is: 375,737.90
Step by Step Solution
- Step 1: Write the proportion equation
723,790.14 : 1,085,759.73 = 250,474.74 : x - Step 2: Convert to fraction form
723,790.14/1,085,759.73 = 250,474.74/x - Step 3: Cross multiply
723,790.14x = 1,085,759.73 × 250,474.74 - Step 4: Simplify right side
723,790.14x = 271,955,386,074.22 - Step 5: Solve for x
x = 271,955,386,074.22/723,790.14 - Step 6: Final answer
x = 375,737.90
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1.5x scale
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.