Finding the Fourth Proportional to 372,585.68, 514,170.64 and 202,819.76
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Solution
The fourth proportional to 372,585.68, 514,170.64 and 202,819.76 is: 279,892.58
Step by Step Solution
- Step 1: Write the proportion equation
372,585.68 : 514,170.64 = 202,819.76 : x - Step 2: Convert to fraction form
372,585.68/514,170.64 = 202,819.76/x - Step 3: Cross multiply
372,585.68x = 514,170.64 × 202,819.76 - Step 4: Simplify right side
372,585.68x = 104,283,965,803.85 - Step 5: Solve for x
x = 104,283,965,803.85/372,585.68 - Step 6: Final answer
x = 279,892.58
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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.