Finding the Fourth Proportional to 803,433.36, 1,205,149.68 and 304,797.36
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Solution
The fourth proportional to 803,433.36, 1,205,149.68 and 304,797.36 is: 457,195.90
Step by Step Solution
- Step 1: Write the proportion equation
803,433.36 : 1,205,149.68 = 304,797.36 : x - Step 2: Convert to fraction form
803,433.36/1,205,149.68 = 304,797.36/x - Step 3: Cross multiply
803,433.36x = 1,205,149.68 × 304,797.36 - Step 4: Simplify right side
803,433.36x = 367,326,440,868.85 - Step 5: Solve for x
x = 367,326,440,868.85/803,433.36 - Step 6: Final answer
x = 457,195.90
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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.