Finding the Fourth Proportional to 297,017.98, 409,884.36 and 161,051.68
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Solution
The fourth proportional to 297,017.98, 409,884.36 and 161,051.68 is: 222,251.07
Step by Step Solution
- Step 1: Write the proportion equation
297,017.98 : 409,884.36 = 161,051.68 : x - Step 2: Convert to fraction form
297,017.98/409,884.36 = 161,051.68/x - Step 3: Cross multiply
297,017.98x = 409,884.36 × 161,051.68 - Step 4: Simplify right side
297,017.98x = 66,012,564,783.72 - Step 5: Solve for x
x = 66,012,564,783.72/297,017.98 - Step 6: Final answer
x = 222,251.07
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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.