Finding the Fourth Proportional to 272,345.98, 408,541.83 and 82,807.99
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Solution
The fourth proportional to 272,345.98, 408,541.83 and 82,807.99 is: 124,218.94
Step by Step Solution
- Step 1: Write the proportion equation
272,345.98 : 408,541.83 = 82,807.99 : x - Step 2: Convert to fraction form
272,345.98/408,541.83 = 82,807.99/x - Step 3: Cross multiply
272,345.98x = 408,541.83 × 82,807.99 - Step 4: Simplify right side
272,345.98x = 33,830,527,827.12 - Step 5: Solve for x
x = 33,830,527,827.12/272,345.98 - Step 6: Final answer
x = 124,218.94
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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.