Finding the Fourth Proportional to 451,343.99, 673,038.15 and 447,296.68
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Solution
The fourth proportional to 451,343.99, 673,038.15 and 447,296.68 is: 667,002.85
Step by Step Solution
- Step 1: Write the proportion equation
451,343.99 : 673,038.15 = 447,296.68 : x - Step 2: Convert to fraction form
451,343.99/673,038.15 = 447,296.68/x - Step 3: Cross multiply
451,343.99x = 673,038.15 × 447,296.68 - Step 4: Simplify right side
451,343.99x = 301,047,726,643.15 - Step 5: Solve for x
x = 301,047,726,643.15/451,343.99 - Step 6: Final answer
x = 667,002.85
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.