Finding the Fourth Proportional to 576,246.80, 864,370.20 and 366,813.20
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Solution
The fourth proportional to 576,246.80, 864,370.20 and 366,813.20 is: 550,219.80
Step by Step Solution
- Step 1: Write the proportion equation
576,246.80 : 864,370.20 = 366,813.20 : x - Step 2: Convert to fraction form
576,246.80/864,370.20 = 366,813.20/x - Step 3: Cross multiply
576,246.80x = 864,370.20 × 366,813.20 - Step 4: Simplify right side
576,246.80x = 317,062,399,046.64 - Step 5: Solve for x
x = 317,062,399,046.64/576,246.80 - Step 6: Final answer
x = 550,219.80
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1.5x scale
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.