Finding the Fourth Proportional to 296,507.94, 444,762.81 and 71,867.49
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Solution
The fourth proportional to 296,507.94, 444,762.81 and 71,867.49 is: 107,801.45
Step by Step Solution
- Step 1: Write the proportion equation
296,507.94 : 444,762.81 = 71,867.49 : x - Step 2: Convert to fraction form
296,507.94/444,762.81 = 71,867.49/x - Step 3: Cross multiply
296,507.94x = 444,762.81 × 71,867.49 - Step 4: Simplify right side
296,507.94x = 31,963,986,800.05 - Step 5: Solve for x
x = 31,963,986,800.05/296,507.94 - Step 6: Final answer
x = 107,801.45
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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.