Finding the Fourth Proportional to 682,912.68, 942,471.63 and 377,047.95
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Solution
The fourth proportional to 682,912.68, 942,471.63 and 377,047.95 is: 520,354.95
Step by Step Solution
- Step 1: Write the proportion equation
682,912.68 : 942,471.63 = 377,047.95 : x - Step 2: Convert to fraction form
682,912.68/942,471.63 = 377,047.95/x - Step 3: Cross multiply
682,912.68x = 942,471.63 × 377,047.95 - Step 4: Simplify right side
682,912.68x = 355,356,996,024.66 - Step 5: Solve for x
x = 355,356,996,024.66/682,912.68 - Step 6: Final answer
x = 520,354.95
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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.