Finding the Fourth Proportional to 377,519.48, 520,976.97 and 207,753.60
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Solution
The fourth proportional to 377,519.48, 520,976.97 and 207,753.60 is: 286,700.02
Step by Step Solution
- Step 1: Write the proportion equation
377,519.48 : 520,976.97 = 207,753.60 : x - Step 2: Convert to fraction form
377,519.48/520,976.97 = 207,753.60/x - Step 3: Cross multiply
377,519.48x = 520,976.97 × 207,753.60 - Step 4: Simplify right side
377,519.48x = 108,234,839,995.82 - Step 5: Solve for x
x = 108,234,839,995.82/377,519.48 - Step 6: Final answer
x = 286,700.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.