Finding the Fourth Proportional to 361,669.23, 542,533.42 and 181,662.09
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Solution
The fourth proportional to 361,669.23, 542,533.42 and 181,662.09 is: 272,507.99
Step by Step Solution
- Step 1: Write the proportion equation
361,669.23 : 542,533.42 = 181,662.09 : x - Step 2: Convert to fraction form
361,669.23/542,533.42 = 181,662.09/x - Step 3: Cross multiply
361,669.23x = 542,533.42 × 181,662.09 - Step 4: Simplify right side
361,669.23x = 98,557,754,972.05 - Step 5: Solve for x
x = 98,557,754,972.05/361,669.23 - Step 6: Final answer
x = 272,507.99
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1.5x scale
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.