Finding the Fourth Proportional to 746,213.58, 1,029,778.23 and 423,941.37
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Solution
The fourth proportional to 746,213.58, 1,029,778.23 and 423,941.37 is: 585,041.07
Step by Step Solution
- Step 1: Write the proportion equation
746,213.58 : 1,029,778.23 = 423,941.37 : x - Step 2: Convert to fraction form
746,213.58/1,029,778.23 = 423,941.37/x - Step 3: Cross multiply
746,213.58x = 1,029,778.23 × 423,941.37 - Step 4: Simplify right side
746,213.58x = 436,565,593,622.38 - Step 5: Solve for x
x = 436,565,593,622.38/746,213.58 - Step 6: Final answer
x = 585,041.07
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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.