Finding the Fourth Proportional to 372,644.04, 514,234.98 and 202,874.76
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Solution
The fourth proportional to 372,644.04, 514,234.98 and 202,874.76 is: 279,959.66
Step by Step Solution
- Step 1: Write the proportion equation
372,644.04 : 514,234.98 = 202,874.76 : x - Step 2: Convert to fraction form
372,644.04/514,234.98 = 202,874.76/x - Step 3: Cross multiply
372,644.04x = 514,234.98 × 202,874.76 - Step 4: Simplify right side
372,644.04x = 104,325,298,151.11 - Step 5: Solve for x
x = 104,325,298,151.11/372,644.04 - Step 6: Final answer
x = 279,959.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.