Finding the Fourth Proportional to 427,198.58, 589,537.05 and 233,607.14
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Solution
The fourth proportional to 427,198.58, 589,537.05 and 233,607.14 is: 322,379.50
Step by Step Solution
- Step 1: Write the proportion equation
427,198.58 : 589,537.05 = 233,607.14 : x - Step 2: Convert to fraction form
427,198.58/589,537.05 = 233,607.14/x - Step 3: Cross multiply
427,198.58x = 589,537.05 × 233,607.14 - Step 4: Simplify right side
427,198.58x = 137,720,064,174.54 - Step 5: Solve for x
x = 137,720,064,174.54/427,198.58 - Step 6: Final answer
x = 322,379.50
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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.