Finding the Fourth Proportional to 354,130.26, 488,682.36 and 192,984.81
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Solution
The fourth proportional to 354,130.26, 488,682.36 and 192,984.81 is: 266,309.56
Step by Step Solution
- Step 1: Write the proportion equation
354,130.26 : 488,682.36 = 192,984.81 : x - Step 2: Convert to fraction form
354,130.26/488,682.36 = 192,984.81/x - Step 3: Cross multiply
354,130.26x = 488,682.36 × 192,984.81 - Step 4: Simplify right side
354,130.26x = 94,308,272,394.95 - Step 5: Solve for x
x = 94,308,272,394.95/354,130.26 - Step 6: Final answer
x = 266,309.56
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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.