Finding the Fourth Proportional to 545,252.58, 818,045.80 and 279,201.47
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Solution
The fourth proportional to 545,252.58, 818,045.80 and 279,201.47 is: 418,887.67
Step by Step Solution
- Step 1: Write the proportion equation
545,252.58 : 818,045.80 = 279,201.47 : x - Step 2: Convert to fraction form
545,252.58/818,045.80 = 279,201.47/x - Step 3: Cross multiply
545,252.58x = 818,045.80 × 279,201.47 - Step 4: Simplify right side
545,252.58x = 228,399,585,099.09 - Step 5: Solve for x
x = 228,399,585,099.09/545,252.58 - Step 6: Final answer
x = 418,887.67
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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.