Finding the Fourth Proportional to 409,267.55, 564,714.26 and 227,974.97
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Solution
The fourth proportional to 409,267.55, 564,714.26 and 227,974.97 is: 314,563.70
Step by Step Solution
- Step 1: Write the proportion equation
409,267.55 : 564,714.26 = 227,974.97 : x - Step 2: Convert to fraction form
409,267.55/564,714.26 = 227,974.97/x - Step 3: Cross multiply
409,267.55x = 564,714.26 × 227,974.97 - Step 4: Simplify right side
409,267.55x = 128,740,716,346.12 - Step 5: Solve for x
x = 128,740,716,346.12/409,267.55 - Step 6: Final answer
x = 314,563.70
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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.