Finding the Fourth Proportional to 790,201.90, 1,090,527.87 and 446,096.08
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Solution
The fourth proportional to 790,201.90, 1,090,527.87 and 446,096.08 is: 615,640.39
Step by Step Solution
- Step 1: Write the proportion equation
790,201.90 : 1,090,527.87 = 446,096.08 : x - Step 2: Convert to fraction form
790,201.90/1,090,527.87 = 446,096.08/x - Step 3: Cross multiply
790,201.90x = 1,090,527.87 × 446,096.08 - Step 4: Simplify right side
790,201.90x = 486,480,207,937.75 - Step 5: Solve for x
x = 486,480,207,937.75/790,201.90 - Step 6: Final answer
x = 615,640.39
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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.