Finding the Fourth Proportional to 683,267.68, 1,024,913.67 and 209,957.14
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Solution
The fourth proportional to 683,267.68, 1,024,913.67 and 209,957.14 is: 314,939.44
Step by Step Solution
- Step 1: Write the proportion equation
683,267.68 : 1,024,913.67 = 209,957.14 : x - Step 2: Convert to fraction form
683,267.68/1,024,913.67 = 209,957.14/x - Step 3: Cross multiply
683,267.68x = 1,024,913.67 × 209,957.14 - Step 4: Simplify right side
683,267.68x = 215,187,942,900.10 - Step 5: Solve for x
x = 215,187,942,900.10/683,267.68 - Step 6: Final answer
x = 314,939.44
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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.