Finding the Fourth Proportional to 454,986.36, 628,082.50 and 293,919.88
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Solution
The fourth proportional to 454,986.36, 628,082.50 and 293,919.88 is: 405,739.49
Step by Step Solution
- Step 1: Write the proportion equation
454,986.36 : 628,082.50 = 293,919.88 : x - Step 2: Convert to fraction form
454,986.36/628,082.50 = 293,919.88/x - Step 3: Cross multiply
454,986.36x = 628,082.50 × 293,919.88 - Step 4: Simplify right side
454,986.36x = 184,605,933,030.10 - Step 5: Solve for x
x = 184,605,933,030.10/454,986.36 - Step 6: Final answer
x = 405,739.49
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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.