Finding the Fourth Proportional to 799,709.99, 1,103,599.69 and 437,135.30
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Solution
The fourth proportional to 799,709.99, 1,103,599.69 and 437,135.30 is: 603,246.66
Step by Step Solution
- Step 1: Write the proportion equation
799,709.99 : 1,103,599.69 = 437,135.30 : x - Step 2: Convert to fraction form
799,709.99/1,103,599.69 = 437,135.30/x - Step 3: Cross multiply
799,709.99x = 1,103,599.69 × 437,135.30 - Step 4: Simplify right side
799,709.99x = 482,422,381,568.06 - Step 5: Solve for x
x = 482,422,381,568.06/799,709.99 - Step 6: Final answer
x = 603,246.66
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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.