Finding the Fourth Proportional to 416,226.57, 574,392.66 and 225,239.96
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Solution
The fourth proportional to 416,226.57, 574,392.66 and 225,239.96 is: 310,831.14
Step by Step Solution
- Step 1: Write the proportion equation
416,226.57 : 574,392.66 = 225,239.96 : x - Step 2: Convert to fraction form
416,226.57/574,392.66 = 225,239.96/x - Step 3: Cross multiply
416,226.57x = 574,392.66 × 225,239.96 - Step 4: Simplify right side
416,226.57x = 129,376,180,155.96 - Step 5: Solve for x
x = 129,376,180,155.96/416,226.57 - Step 6: Final answer
x = 310,831.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.