Finding the Fourth Proportional to 354,247.96, 488,862.30 and 193,102.84
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Solution
The fourth proportional to 354,247.96, 488,862.30 and 193,102.84 is: 266,481.98
Step by Step Solution
- Step 1: Write the proportion equation
354,247.96 : 488,862.30 = 193,102.84 : x - Step 2: Convert to fraction form
354,247.96/488,862.30 = 193,102.84/x - Step 3: Cross multiply
354,247.96x = 488,862.30 × 193,102.84 - Step 4: Simplify right side
354,247.96x = 94,400,698,498.93 - Step 5: Solve for x
x = 94,400,698,498.93/354,247.96 - Step 6: Final answer
x = 266,481.98
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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.