Finding the Fourth Proportional to 758,060.99, 1,046,215.90 and 431,453.41
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Solution
The fourth proportional to 758,060.99, 1,046,215.90 and 431,453.41 is: 595,457.92
Step by Step Solution
- Step 1: Write the proportion equation
758,060.99 : 1,046,215.90 = 431,453.41 : x - Step 2: Convert to fraction form
758,060.99/1,046,215.90 = 431,453.41/x - Step 3: Cross multiply
758,060.99x = 1,046,215.90 × 431,453.41 - Step 4: Simplify right side
758,060.99x = 451,393,417,651.22 - Step 5: Solve for x
x = 451,393,417,651.22/758,060.99 - Step 6: Final answer
x = 595,457.92
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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.