Finding the Fourth Proportional to 464,278.26, 696,417.62 and 306,469.83
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Solution
The fourth proportional to 464,278.26, 696,417.62 and 306,469.83 is: 459,704.90
Step by Step Solution
- Step 1: Write the proportion equation
464,278.26 : 696,417.62 = 306,469.83 : x - Step 2: Convert to fraction form
464,278.26/696,417.62 = 306,469.83/x - Step 3: Cross multiply
464,278.26x = 696,417.62 × 306,469.83 - Step 4: Simplify right side
464,278.26x = 213,430,989,610.41 - Step 5: Solve for x
x = 213,430,989,610.41/464,278.26 - Step 6: Final answer
x = 459,704.90
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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.