Finding the Fourth Proportional to 774,089.09, 1,068,245.41 and 429,924.95
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Solution
The fourth proportional to 774,089.09, 1,068,245.41 and 429,924.95 is: 593,297.80
Step by Step Solution
- Step 1: Write the proportion equation
774,089.09 : 1,068,245.41 = 429,924.95 : x - Step 2: Convert to fraction form
774,089.09/1,068,245.41 = 429,924.95/x - Step 3: Cross multiply
774,089.09x = 1,068,245.41 × 429,924.95 - Step 4: Simplify right side
774,089.09x = 459,265,354,481.98 - Step 5: Solve for x
x = 459,265,354,481.98/774,089.09 - Step 6: Final answer
x = 593,297.80
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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.