Finding the Fourth Proportional to 354,272.64, 488,891.52 and 193,125.12
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Solution
The fourth proportional to 354,272.64, 488,891.52 and 193,125.12 is: 266,510.09
Step by Step Solution
- Step 1: Write the proportion equation
354,272.64 : 488,891.52 = 193,125.12 : x - Step 2: Convert to fraction form
354,272.64/488,891.52 = 193,125.12/x - Step 3: Cross multiply
354,272.64x = 488,891.52 × 193,125.12 - Step 4: Simplify right side
354,272.64x = 94,417,233,466.98 - Step 5: Solve for x
x = 94,417,233,466.98/354,272.64 - Step 6: Final answer
x = 266,510.09
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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.