Finding the Fourth Proportional to 894,326.40, 1,340,452.80 and 361,497.60
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Solution
The fourth proportional to 894,326.40, 1,340,452.80 and 361,497.60 is: 541,827.31
Step by Step Solution
- Step 1: Write the proportion equation
894,326.40 : 1,340,452.80 = 361,497.60 : x - Step 2: Convert to fraction form
894,326.40/1,340,452.80 = 361,497.60/x - Step 3: Cross multiply
894,326.40x = 1,340,452.80 × 361,497.60 - Step 4: Simplify right side
894,326.40x = 484,570,470,113.28 - Step 5: Solve for x
x = 484,570,470,113.28/894,326.40 - Step 6: Final answer
x = 541,827.31
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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.