Finding the Fourth Proportional to 296,579.01, 409,279.41 and 160,613.18
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Solution
The fourth proportional to 296,579.01, 409,279.41 and 160,613.18 is: 221,646.39
Step by Step Solution
- Step 1: Write the proportion equation
296,579.01 : 409,279.41 = 160,613.18 : x - Step 2: Convert to fraction form
296,579.01/409,279.41 = 160,613.18/x - Step 3: Cross multiply
296,579.01x = 409,279.41 × 160,613.18 - Step 4: Simplify right side
296,579.01x = 65,735,665,502.23 - Step 5: Solve for x
x = 65,735,665,502.23/296,579.01 - Step 6: Final answer
x = 221,646.39
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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.