Finding the Fourth Proportional to 603,723.99, 905,617.00 and 154,448.75
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Solution
The fourth proportional to 603,723.99, 905,617.00 and 154,448.75 is: 231,681.07
Step by Step Solution
- Step 1: Write the proportion equation
603,723.99 : 905,617.00 = 154,448.75 : x - Step 2: Convert to fraction form
603,723.99/905,617.00 = 154,448.75/x - Step 3: Cross multiply
603,723.99x = 905,617.00 × 154,448.75 - Step 4: Simplify right side
603,723.99x = 139,871,417,928.68 - Step 5: Solve for x
x = 139,871,417,928.68/603,723.99 - Step 6: Final answer
x = 231,681.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.