Finding the Fourth Proportional to 467,880.99, 645,672.51 and 253,017.96
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Solution
The fourth proportional to 467,880.99, 645,672.51 and 253,017.96 is: 349,163.02
Step by Step Solution
- Step 1: Write the proportion equation
467,880.99 : 645,672.51 = 253,017.96 : x - Step 2: Convert to fraction form
467,880.99/645,672.51 = 253,017.96/x - Step 3: Cross multiply
467,880.99x = 645,672.51 × 253,017.96 - Step 4: Simplify right side
467,880.99x = 163,366,741,308.28 - Step 5: Solve for x
x = 163,366,741,308.28/467,880.99 - Step 6: Final answer
x = 349,163.02
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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.