Finding the Fourth Proportional to 587,257.28, 810,430.08 and 332,604.80
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Solution
The fourth proportional to 587,257.28, 810,430.08 and 332,604.80 is: 459,003.14
Step by Step Solution
- Step 1: Write the proportion equation
587,257.28 : 810,430.08 = 332,604.80 : x - Step 2: Convert to fraction form
587,257.28/810,430.08 = 332,604.80/x - Step 3: Cross multiply
587,257.28x = 810,430.08 × 332,604.80 - Step 4: Simplify right side
587,257.28x = 269,552,934,672.38 - Step 5: Solve for x
x = 269,552,934,672.38/587,257.28 - Step 6: Final answer
x = 459,003.14
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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.