Finding the Fourth Proportional to 996,907.20, 1,495,506.60 and 322,873.80
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Solution
The fourth proportional to 996,907.20, 1,495,506.60 and 322,873.80 is: 484,357.92
Step by Step Solution
- Step 1: Write the proportion equation
996,907.20 : 1,495,506.60 = 322,873.80 : x - Step 2: Convert to fraction form
996,907.20/1,495,506.60 = 322,873.80/x - Step 3: Cross multiply
996,907.20x = 1,495,506.60 × 322,873.80 - Step 4: Simplify right side
996,907.20x = 482,859,898,867.08 - Step 5: Solve for x
x = 482,859,898,867.08/996,907.20 - Step 6: Final answer
x = 484,357.92
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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.