Finding the Fourth Proportional to 682,971.04, 1,024,278.09 and 203,069.62
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Solution
The fourth proportional to 682,971.04, 1,024,278.09 and 203,069.62 is: 304,551.37
Step by Step Solution
- Step 1: Write the proportion equation
682,971.04 : 1,024,278.09 = 203,069.62 : x - Step 2: Convert to fraction form
682,971.04/1,024,278.09 = 203,069.62/x - Step 3: Cross multiply
682,971.04x = 1,024,278.09 × 203,069.62 - Step 4: Simplify right side
682,971.04x = 207,999,762,510.63 - Step 5: Solve for x
x = 207,999,762,510.63/682,971.04 - Step 6: Final answer
x = 304,551.37
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1.5x scale
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.