Finding the Fourth Proportional to 690,198.96, 1,035,599.81 and 241,241.99
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Solution
The fourth proportional to 690,198.96, 1,035,599.81 and 241,241.99 is: 361,968.31
Step by Step Solution
- Step 1: Write the proportion equation
690,198.96 : 1,035,599.81 = 241,241.99 : x - Step 2: Convert to fraction form
690,198.96/1,035,599.81 = 241,241.99/x - Step 3: Cross multiply
690,198.96x = 1,035,599.81 × 241,241.99 - Step 4: Simplify right side
690,198.96x = 249,830,152,623.81 - Step 5: Solve for x
x = 249,830,152,623.81/690,198.96 - Step 6: Final answer
x = 361,968.31
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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.