Finding the Fourth Proportional to 296,559.18, 409,253.58 and 160,593.12
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Solution
The fourth proportional to 296,559.18, 409,253.58 and 160,593.12 is: 221,619.54
Step by Step Solution
- Step 1: Write the proportion equation
296,559.18 : 409,253.58 = 160,593.12 : x - Step 2: Convert to fraction form
296,559.18/409,253.58 = 160,593.12/x - Step 3: Cross multiply
296,559.18x = 409,253.58 × 160,593.12 - Step 4: Simplify right side
296,559.18x = 65,723,309,283.37 - Step 5: Solve for x
x = 65,723,309,283.37/296,559.18 - Step 6: Final answer
x = 221,619.54
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1.5x scale
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.