Finding the Fourth Proportional to 348,602.36, 522,582.66 and 135,512.01
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Solution
The fourth proportional to 348,602.36, 522,582.66 and 135,512.01 is: 203,143.28
Step by Step Solution
- Step 1: Write the proportion equation
348,602.36 : 522,582.66 = 135,512.01 : x - Step 2: Convert to fraction form
348,602.36/522,582.66 = 135,512.01/x - Step 3: Cross multiply
348,602.36x = 522,582.66 × 135,512.01 - Step 4: Simplify right side
348,602.36x = 70,816,226,308.97 - Step 5: Solve for x
x = 70,816,226,308.97/348,602.36 - Step 6: Final answer
x = 203,143.28
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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.