Finding the Fourth Proportional to 346,557.62, 478,227.02 and 201,350.54
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Solution
The fourth proportional to 346,557.62, 478,227.02 and 201,350.54 is: 277,850.68
Step by Step Solution
- Step 1: Write the proportion equation
346,557.62 : 478,227.02 = 201,350.54 : x - Step 2: Convert to fraction form
346,557.62/478,227.02 = 201,350.54/x - Step 3: Cross multiply
346,557.62x = 478,227.02 × 201,350.54 - Step 4: Simplify right side
346,557.62x = 96,291,268,719.59 - Step 5: Solve for x
x = 96,291,268,719.59/346,557.62 - Step 6: Final answer
x = 277,850.68
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1.5x scale
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.