Finding the Fourth Proportional to 575,634.80, 863,452.20 and 366,201.20
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Solution
The fourth proportional to 575,634.80, 863,452.20 and 366,201.20 is: 549,301.80
Step by Step Solution
- Step 1: Write the proportion equation
575,634.80 : 863,452.20 = 366,201.20 : x - Step 2: Convert to fraction form
575,634.80/863,452.20 = 366,201.20/x - Step 3: Cross multiply
575,634.80x = 863,452.20 × 366,201.20 - Step 4: Simplify right side
575,634.80x = 316,197,231,782.64 - Step 5: Solve for x
x = 316,197,231,782.64/575,634.80 - Step 6: Final answer
x = 549,301.80
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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.