Finding the Fourth Proportional to 1,468, 2,202 and 442
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Solution
The fourth proportional to 1,468, 2,202 and 442 is: 663
Step by Step Solution
- Step 1: Write the proportion equation
1,468 : 2,202 = 442 : x - Step 2: Convert to fraction form
1,468/2,202 = 442/x - Step 3: Cross multiply
1,468x = 2,202 × 442 - Step 4: Simplify right side
1,468x = 973,284 - Step 5: Solve for x
x = 973,284/1,468 - Step 6: Final answer
x = 663
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.