Finding the Fourth Proportional to 832,989.62, 1,249,473.36 and 201,908.90
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Solution
The fourth proportional to 832,989.62, 1,249,473.36 and 201,908.90 is: 302,860.67
Step by Step Solution
- Step 1: Write the proportion equation
832,989.62 : 1,249,473.36 = 201,908.90 : x - Step 2: Convert to fraction form
832,989.62/1,249,473.36 = 201,908.90/x - Step 3: Cross multiply
832,989.62x = 1,249,473.36 × 201,908.90 - Step 4: Simplify right side
832,989.62x = 252,279,791,696.90 - Step 5: Solve for x
x = 252,279,791,696.90/832,989.62 - Step 6: Final answer
x = 302,860.67
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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.