Finding the Fourth Proportional to 272,029.30, 408,043.95 and 183,555.70
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Solution
The fourth proportional to 272,029.30, 408,043.95 and 183,555.70 is: 275,333.55
Step by Step Solution
- Step 1: Write the proportion equation
272,029.30 : 408,043.95 = 183,555.70 : x - Step 2: Convert to fraction form
272,029.30/408,043.95 = 183,555.70/x - Step 3: Cross multiply
272,029.30x = 408,043.95 × 183,555.70 - Step 4: Simplify right side
272,029.30x = 74,898,792,873.02 - Step 5: Solve for x
x = 74,898,792,873.02/272,029.30 - Step 6: Final answer
x = 275,333.55
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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.