Finding the Fourth Proportional to 574,605.97, 862,670.79 and 490,904.01
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Solution
The fourth proportional to 574,605.97, 862,670.79 and 490,904.01 is: 737,006.88
Step by Step Solution
- Step 1: Write the proportion equation
574,605.97 : 862,670.79 = 490,904.01 : x - Step 2: Convert to fraction form
574,605.97/862,670.79 = 490,904.01/x - Step 3: Cross multiply
574,605.97x = 862,670.79 × 490,904.01 - Step 4: Simplify right side
574,605.97x = 423,488,550,120.87 - Step 5: Solve for x
x = 423,488,550,120.87/574,605.97 - Step 6: Final answer
x = 737,006.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.