Finding the Fourth Proportional to 354,167.09, 488,736.36 and 193,018.68
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Solution
The fourth proportional to 354,167.09, 488,736.36 and 193,018.68 is: 266,358.02
Step by Step Solution
- Step 1: Write the proportion equation
354,167.09 : 488,736.36 = 193,018.68 : x - Step 2: Convert to fraction form
354,167.09/488,736.36 = 193,018.68/x - Step 3: Cross multiply
354,167.09x = 488,736.36 × 193,018.68 - Step 4: Simplify right side
354,167.09x = 94,335,246,532.34 - Step 5: Solve for x
x = 94,335,246,532.34/354,167.09 - Step 6: Final answer
x = 266,358.02
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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.