Finding the Fourth Proportional to 475,922.74, 714,102.12 and 206,133.40
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Solution
The fourth proportional to 475,922.74, 714,102.12 and 206,133.40 is: 309,294.52
Step by Step Solution
- Step 1: Write the proportion equation
475,922.74 : 714,102.12 = 206,133.40 : x - Step 2: Convert to fraction form
475,922.74/714,102.12 = 206,133.40/x - Step 3: Cross multiply
475,922.74x = 714,102.12 × 206,133.40 - Step 4: Simplify right side
475,922.74x = 147,200,297,942.81 - Step 5: Solve for x
x = 147,200,297,942.81/475,922.74 - Step 6: Final answer
x = 309,294.52
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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.