Finding the Fourth Proportional to 427,163.73, 589,467.28 and 233,567.79
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Solution
The fourth proportional to 427,163.73, 589,467.28 and 233,567.79 is: 322,313.34
Step by Step Solution
- Step 1: Write the proportion equation
427,163.73 : 589,467.28 = 233,567.79 : x - Step 2: Convert to fraction form
427,163.73/589,467.28 = 233,567.79/x - Step 3: Cross multiply
427,163.73x = 589,467.28 × 233,567.79 - Step 4: Simplify right side
427,163.73x = 137,680,569,866.91 - Step 5: Solve for x
x = 137,680,569,866.91/427,163.73 - Step 6: Final answer
x = 322,313.34
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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.