Finding the Fourth Proportional to 860,614.11, 1,187,897.58 and 574,133.49
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Solution
The fourth proportional to 860,614.11, 1,187,897.58 and 574,133.49 is: 792,471.07
Step by Step Solution
- Step 1: Write the proportion equation
860,614.11 : 1,187,897.58 = 574,133.49 : x - Step 2: Convert to fraction form
860,614.11/1,187,897.58 = 574,133.49/x - Step 3: Cross multiply
860,614.11x = 1,187,897.58 × 574,133.49 - Step 4: Simplify right side
860,614.11x = 682,011,783,367.95 - Step 5: Solve for x
x = 682,011,783,367.95/860,614.11 - Step 6: Final answer
x = 792,471.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.