Finding the Fourth Proportional to 355,414.99, 533,270.58 and 155,878.66
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Solution
The fourth proportional to 355,414.99, 533,270.58 and 155,878.66 is: 233,882.94
Step by Step Solution
- Step 1: Write the proportion equation
355,414.99 : 533,270.58 = 155,878.66 : x - Step 2: Convert to fraction form
355,414.99/533,270.58 = 155,878.66/x - Step 3: Cross multiply
355,414.99x = 533,270.58 × 155,878.66 - Step 4: Simplify right side
355,414.99x = 83,125,503,427.82 - Step 5: Solve for x
x = 83,125,503,427.82/355,414.99 - Step 6: Final answer
x = 233,882.94
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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.