Finding the Fourth Proportional to 377,520.08, 520,988.66 and 205,449.14
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Solution
The fourth proportional to 377,520.08, 520,988.66 and 205,449.14 is: 283,525.78
Step by Step Solution
- Step 1: Write the proportion equation
377,520.08 : 520,988.66 = 205,449.14 : x - Step 2: Convert to fraction form
377,520.08/520,988.66 = 205,449.14/x - Step 3: Cross multiply
377,520.08x = 520,988.66 × 205,449.14 - Step 4: Simplify right side
377,520.08x = 107,036,673,192.41 - Step 5: Solve for x
x = 107,036,673,192.41/377,520.08 - Step 6: Final answer
x = 283,525.78
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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.