Finding the Fourth Proportional to 354,237.43, 488,837.92 and 193,095.63
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Solution
The fourth proportional to 354,237.43, 488,837.92 and 193,095.63 is: 266,466.66
Step by Step Solution
- Step 1: Write the proportion equation
354,237.43 : 488,837.92 = 193,095.63 : x - Step 2: Convert to fraction form
354,237.43/488,837.92 = 193,095.63/x - Step 3: Cross multiply
354,237.43x = 488,837.92 × 193,095.63 - Step 4: Simplify right side
354,237.43x = 94,392,466,130.29 - Step 5: Solve for x
x = 94,392,466,130.29/354,237.43 - Step 6: Final answer
x = 266,466.66
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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.