Finding the Fourth Proportional to 306,187.44, 458,853.48 and 148,374
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Solution
The fourth proportional to 306,187.44, 458,853.48 and 148,374 is: 222,353.75
Step by Step Solution
- Step 1: Write the proportion equation
306,187.44 : 458,853.48 = 148,374 : x - Step 2: Convert to fraction form
306,187.44/458,853.48 = 148,374/x - Step 3: Cross multiply
306,187.44x = 458,853.48 × 148,374 - Step 4: Simplify right side
306,187.44x = 68,081,926,241.52 - Step 5: Solve for x
x = 68,081,926,241.52/306,187.44 - Step 6: Final answer
x = 222,353.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.