Finding the Fourth Proportional to 413,560.44, 620,398.74 and 203,206.68
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Solution
The fourth proportional to 413,560.44, 620,398.74 and 203,206.68 is: 304,838.56
Step by Step Solution
- Step 1: Write the proportion equation
413,560.44 : 620,398.74 = 203,206.68 : x - Step 2: Convert to fraction form
413,560.44/620,398.74 = 203,206.68/x - Step 3: Cross multiply
413,560.44x = 620,398.74 × 203,206.68 - Step 4: Simplify right side
413,560.44x = 126,069,168,231.58 - Step 5: Solve for x
x = 126,069,168,231.58/413,560.44 - Step 6: Final answer
x = 304,838.56
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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.