Finding the Fourth Proportional to 874,469.11, 1,308,740.97 and 537,723.06
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Solution
The fourth proportional to 874,469.11, 1,308,740.97 and 537,723.06 is: 804,762.79
Step by Step Solution
- Step 1: Write the proportion equation
874,469.11 : 1,308,740.97 = 537,723.06 : x - Step 2: Convert to fraction form
874,469.11/1,308,740.97 = 537,723.06/x - Step 3: Cross multiply
874,469.11x = 1,308,740.97 × 537,723.06 - Step 4: Simplify right side
874,469.11x = 703,740,199,135.77 - Step 5: Solve for x
x = 703,740,199,135.77/874,469.11 - Step 6: Final answer
x = 804,762.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.