Finding the Fourth Proportional to 863,246.40, 1,294,966.80 and 264,202.80
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Solution
The fourth proportional to 863,246.40, 1,294,966.80 and 264,202.80 is: 396,333.95
Step by Step Solution
- Step 1: Write the proportion equation
863,246.40 : 1,294,966.80 = 264,202.80 : x - Step 2: Convert to fraction form
863,246.40/1,294,966.80 = 264,202.80/x - Step 3: Cross multiply
863,246.40x = 1,294,966.80 × 264,202.80 - Step 4: Simplify right side
863,246.40x = 342,133,854,467.04 - Step 5: Solve for x
x = 342,133,854,467.04/863,246.40 - Step 6: Final answer
x = 396,333.95
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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.