Finding the Fourth Proportional to 454,005.97, 680,772.47 and 169,462.53
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Solution
The fourth proportional to 454,005.97, 680,772.47 and 169,462.53 is: 254,105.52
Step by Step Solution
- Step 1: Write the proportion equation
454,005.97 : 680,772.47 = 169,462.53 : x - Step 2: Convert to fraction form
454,005.97/680,772.47 = 169,462.53/x - Step 3: Cross multiply
454,005.97x = 680,772.47 × 169,462.53 - Step 4: Simplify right side
454,005.97x = 115,365,425,120.55 - Step 5: Solve for x
x = 115,365,425,120.55/454,005.97 - Step 6: Final answer
x = 254,105.52
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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.