Finding the Fourth Proportional to 361,253.97, 541,860.12 and 108,529.05
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Solution
The fourth proportional to 361,253.97, 541,860.12 and 108,529.05 is: 162,787.32
Step by Step Solution
- Step 1: Write the proportion equation
361,253.97 : 541,860.12 = 108,529.05 : x - Step 2: Convert to fraction form
361,253.97/541,860.12 = 108,529.05/x - Step 3: Cross multiply
361,253.97x = 541,860.12 × 108,529.05 - Step 4: Simplify right side
361,253.97x = 58,807,564,056.49 - Step 5: Solve for x
x = 58,807,564,056.49/361,253.97 - Step 6: Final answer
x = 162,787.32
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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.