Finding the Fourth Proportional to 272,027.30, 408,040.95 and 183,553.70
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Solution
The fourth proportional to 272,027.30, 408,040.95 and 183,553.70 is: 275,330.55
Step by Step Solution
- Step 1: Write the proportion equation
272,027.30 : 408,040.95 = 183,553.70 : x - Step 2: Convert to fraction form
272,027.30/408,040.95 = 183,553.70/x - Step 3: Cross multiply
272,027.30x = 408,040.95 × 183,553.70 - Step 4: Simplify right side
272,027.30x = 74,897,426,124.02 - Step 5: Solve for x
x = 74,897,426,124.02/272,027.30 - Step 6: Final answer
x = 275,330.55
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1.5x scale
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.